Overview Reviews Product Description RAM Mount Flat Surface Mount Long Arm w/Diamond Base [RAM-B-138U-C] RAM 1" Diameter Ball Flat Surface Mount with Long Double Socket Arm, 2.5" Round Base & Diamond BaseThe RAM-B-138U-C consists of a 2.5" diameter round base that contains the universal AMPs hole pattern, LONG double socket arm and diamond base adapter. The mount is designed with a 1" diameter patented rubber ball and socket system that has adjustment points at both ends of the double socket arm; this allowing for almost infinite adjustment and perfect viewing angles. The hole pattern found on the diamond base adapter will connect to most RAM cradles. The included RAM's patented design dampens shock and vibration, helping to extend the life of your device. Overall Height:6.59" Material: Powder Coated Marine Grade Aluminum Ball Size 1" Rubber "B" Ball Size Note: The "U" in the part number reflects product packaged in poly bag. Product Videos Custom Field Product Reviews Write a Review Write a Review × RAM Mounting Systems RAM Mount Flat Surface Mount Long Arm w/Diamond Base [RAM-B-138U-C] Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *
RAM Mounting Systems RAM Mount RAM Tough-Claw w/Ratchet Extension Arm Double Ball Mount [RAP-418-400-PA-202U] MSRP: $89.49 Now: $79.99 Out of stock Call for availability Naish S25 APEX MSRP: Now: $219.00 Add to Cart YakAttack 1/4-20 Track Nut, 6 Pack (TN-1420-6) MSRP: Now: $10.00 Add to Cart YakAttack Rigging Bullet™, 8-32 Threads (RB0832) MSRP: Now: $15.00 Out of stock Call for availability Aztron CERES 43" MSRP: Now: $99.00 Add to Cart Aztron OCTANS MSRP: $499.00 Now: $399.99 Add to Cart Epropulsion Spirit Motor Cowling MSRP: Now: $75.00 Add to Cart Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
Naish S25 APEX MSRP: Now: $219.00 Add to Cart YakAttack 1/4-20 Track Nut, 6 Pack (TN-1420-6) MSRP: Now: $10.00 Add to Cart YakAttack Rigging Bullet™, 8-32 Threads (RB0832) MSRP: Now: $15.00 Out of stock Call for availability Aztron CERES 43" MSRP: Now: $99.00 Add to Cart Aztron OCTANS MSRP: $499.00 Now: $399.99 Add to Cart Epropulsion Spirit Motor Cowling MSRP: Now: $75.00 Add to Cart Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
YakAttack 1/4-20 Track Nut, 6 Pack (TN-1420-6) MSRP: Now: $10.00 Add to Cart YakAttack Rigging Bullet™, 8-32 Threads (RB0832) MSRP: Now: $15.00 Out of stock Call for availability Aztron CERES 43" MSRP: Now: $99.00 Add to Cart Aztron OCTANS MSRP: $499.00 Now: $399.99 Add to Cart Epropulsion Spirit Motor Cowling MSRP: Now: $75.00 Add to Cart Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
YakAttack Rigging Bullet™, 8-32 Threads (RB0832) MSRP: Now: $15.00 Out of stock Call for availability Aztron CERES 43" MSRP: Now: $99.00 Add to Cart Aztron OCTANS MSRP: $499.00 Now: $399.99 Add to Cart Epropulsion Spirit Motor Cowling MSRP: Now: $75.00 Add to Cart Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
Aztron CERES 43" MSRP: Now: $99.00 Add to Cart Aztron OCTANS MSRP: $499.00 Now: $399.99 Add to Cart Epropulsion Spirit Motor Cowling MSRP: Now: $75.00 Add to Cart Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
Aztron OCTANS MSRP: $499.00 Now: $399.99 Add to Cart Epropulsion Spirit Motor Cowling MSRP: Now: $75.00 Add to Cart Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
Epropulsion Spirit Motor Cowling MSRP: Now: $75.00 Add to Cart Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
Epropulsion Spirit External Battery Cable MSRP: Now: $175.00 Add to Cart RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
RAM Mounting Systems RAM Mount RAM No-Drill Laptop Mount f/11-21 Jeep Grand Cherokee + More [RAM-VB-186-SW1] MSRP: $274.49 Now: $257.99 Out of stock Call for availability RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
RAM Mounting Systems RAM Mount RAM Steel Reinforced 100x100mm VESA Plate w/Ball [RAM-D-246U-IN1] MSRP: $39.49 Now: $34.99 Out of stock Call for availability SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
SALE Slingshot Crossbreed 11‘ Airtech Package w/ SUP WINDer - Blue MSRP: Was: $1,109.99 Now: $998.99 Add to Cart Tahe Outdoors BEACH 185D MSRP: Now: $999.95 Out of stock Call for availability RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart ×
RAM Mounting Systems RAM Mount Flat Surface Mount Short Arm w/Diamond Base [RAM-B-138U-A] MSRP: $29.99 Now: $26.99 Add to Cart RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart
RAM Mounting Systems RAM Mount Composite Flat Surface Mount w/Diamond Base [RAP-B-138U] MSRP: $22.99 Now: $20.49 Add to Cart RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart
RAM Mounting Systems RAM Mount 1.5" Diameter Ball Flat Surface Mount w/2.5" Round Base & Diamond Base [RAM-138U] MSRP: $53.49 Now: $47.49 Out of stock Call for availability RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart
RAM Mounting Systems RAM Mount Screw Down Surface Mount Short Arm 1.5" Ball [RAM-138U-B] MSRP: $49.99 Now: $44.49 Add to Cart RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart
RAM Mounting Systems RAM Mount Strap Mount w/Long Arm & Diamond Base [RAM-B-108-C-238] MSRP: $51.99 Now: $46.49 Add to Cart