Patent Pending

RAM® Tough-Claw™ Small Clamp Base with Double Socket Arm - Short

Part#: RAP-B-400-201-AU
UPC: 793442949395

Kit Components

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$51.49

clamp range:

.625" - 1.14" diameter

socket to socket length:

1.75"

ball size:

B Size (1")

weight capacity:

Standard Use: 2 lbs
Heavy-Duty Use: 1 lb

materials:

High strength composite

packaging type:

Poly Bag

Weight:

0.46 lb

Return Policy:

All products purchased from RAM® can be returned within 30 days with no restocking fee (return shipping not provided). See full return policy here.

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RAM® Tough-Claw™ Small Clamp Base with Double Socket Arm - Short
$51.49

Size Guide

Ball sizes
  • A Size 0.56" ball
  • B Size — this product 1" ball
  • C Size 1.5" ball
  • D Size 2.25" ball
  • E Size 3.38" ball

Every RAM® mount is built around a rubber ball and socket system. The ball size sets how much weight the mount can carry. Match it to your device for smooth adjustment with a rock-solid hold.

RAM Mounts ball size specifications and typical uses
Size Ball Diameter Max Load* Best For
A0.56" (14.3 mm)0.5 lbAction cameras and other ultra-light devices
B — this product1" (25.4 mm)2 lbsPhones, GPS units, and small tablets — the most common size
C1.5" (38.1 mm)4 lbsLarge tablets, fish finders, and rougher rides
D2.25" (57.2 mm)6 lbsRugged tablets, laptops, and heavy equipment
E3.38" (85.9 mm)15 lbsLarge displays and demanding aviation or industrial use

*Approximate capacity for a standard ball with a mid-length arm. Shorter arms and steel-reinforced posts increase real-world capacity.

Reading part numbers

The letter after RAM tells you the ball size: RAM-B-166 uses a 1" B ball, while RAM-D-201 uses a 2.25" D ball. C size parts are the exception and carry no letter, so RAM-201U is a C size arm.

Add-on & Accessories

RAM® Holders with B Size 1" Ball
See All
RAM® X-Grip® Large Phone Holder with Ball - B Size RAM-HOL-UN10BU $44.49
RAM® Quick-Grip™ XL Phone Holder with Ball RAM-HOL-PD4-238AU $28.49
RAM® X-Grip® Universal Phone Holder with Ball - B Size RAM-HOL-UN7BU $39.49
RAM® X-Grip® Universal Holder for 7"-8" Tablets with Ball - B Size RAM-HOL-UN8BU $55.49
RAM® Ball Adapter for Apple MagSafe (2020) RAP-B-202-AP-MAGU $14.49
RAM® EZ-Roll'r™ Cradle with Ball for Apple iPad mini (A17 Pro) & mini 6 RAM-B-202-AP36U $37.99
RAM® Ball Adapter for Apple MagSafe (2024+) RAP-B-202-AP-MAG-1U $12.99
RAM® X-Grip® Holder with Ball for 9"-11" Tablets RAM-B-202-UN9U $119.99
RAM® Quick-Grip™ Universal Phone Holder with Ball RAM-HOL-PD3-238AU $26.49
RAM® Spine Clip Holder with Ball for Garmin Handheld Devices RAM-B-202-GA76U $16.99
RAM® Quick-Grip™ XL Phone Holder with Vibe-Safe™ Adapter & Ball RAM-HOL-PD4-462B $76.99
RAM® Quick-Grip™ 15W Waterproof Wireless Charging Holder with Ball RAM-HOL-UN14WB-1 $173.49
RAM® Level Cup™ XL 32oz Drink Holder with Ball RAP-B-417BU $48.49
RAM® Level Cup™ 16oz Drink Holder with Ball RAM-B-132BU $26.99
RAM® Tough-Charge™ with X-Grip® 10W Waterproof Wireless Charging Holder RAM-HOL-UN12WB $171.49
RAM® X-Grip® Large Phone Holder with Ball & Vibe-Safe™ Adapter RAM-HOL-UN10B-462 $83.49
RAM® Tough-Charge™ with X-Grip® 15W Waterproof Wireless Charging Holder RAM-HOL-UN12WB-1 $181.49
RAM® Rotating X-Grip® Large Phone Holder with Ball - B Size RAM-HOL-UN10BRU $48.99
RAM® Level Cup™ XL 32oz Drink Holder with Single Socket Arm RAP-B-417-200-1U $46.99
RAM® Quick-Grip™ Pro XL Phone Holder with Ball & Vibration Damper RAM-HOL-PD7BVU $124.49
RAM® Form-Fit Holder for iPhone 13 Pro, 14, 14 Pro, 15 & 16 with Ball RAM-HOL-AP38BU $19.99
RAM® Quick-Grip™ Holder with Ball for iPhone 12 Series + MagSafe RAM-HOL-UN15WBU $62.99
RAM® Ball Adapter with RAM® Qi2 15W Wireless Charger RAP-B-202-AP-MAG-1-W2MU $67.99
RAM® EZ-Roll'r™ Cradle with Ball for Apple iPad mini 4 & 5 RAM-B-202-AP20U $28.99
RAM® Quick-Grip™ Pro Phone Holder with Ball & Vibration Damper RAM-HOL-PD5BVU $127.99
RAM® Rotating X-Grip® Phone Holder with Ball - B Size RAM-HOL-UN7BRU $46.49
RAM® Holder for iPhone 14 Plus/Pro Max, 15 Plus & 16 Plus with Ball RAM-HOL-AP39BU $20.49
RAM® Quick Release Adapter with Ball for OtterBox uniVERSE Tablet Cases RAM-B-238-OT3U $33.99
RAM® X-Grip® Phone Holder with Ball & Vibe-Safe™ Adapter RAM-HOL-UN7B-462 $80.99
RAM® Quick-Grip™ Pro XL Phone Holder with Ball RAM-HOL-PD7BU $103.99
RAM® Quick-Grip™ Pro Phone Holder with Ball RAM-HOL-PD5BU $99.99
RAM® Tough-Charge™ 15W Waterproof Wireless Charging Holder with Charger RAM-HOL-UN12WB-V7M-1 $226.99
RAM® Form-Fit Cradle for Apple iPhone 12 & 13 Pro Max with Ball RAM-HOL-AP35BU $19.99
RAM® Quick-Grip™ 15W Waterproof Wireless Charging Holder with Charger RAM-HOL-UN14WB-V7M-1 $221.49
RAM® Quick-Grip™ Pro XL with Ball & Qi2 15W Wireless Charger RAM-HOL-PD7B-W2MU $158.99
RAM® Quick-Grip™ Pro with Ball & Qi2 15W Wireless Charger RAM-HOL-PD5B-W2MU $154.99
RAM® EZ-Roll'r™ Cradle with Ball for iPad Air 1-2 & Pro 9.7 RAM-B-202-AP17U $34.49
RAM® EZ-Roll'r™ Locking Cradle with Ball for Garmin nuviCam and dezlCam RAM-B-HOL-GA68LU $26.49
RAM® EZ-Roll'r™ Cradle with Ball for Apple iPad mini 1-3 RAM-B-202-AP14U $30.99
RAM® EZ-Roll'r™ Holder for Phones with OtterBox uniVERSE RAM-HOL-OT2-238AU $19.49
RAM® Form-Fit Holder for Somewear Global Hotspot with Ball RAM-HOL-B-238-SW1U $25.99
RAM® EZ-Roll'r™ Cradle with Ball for SPOT IS Satellite GPS Messenger RAM-HOL-SPO2B $27.99
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