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RAM® 11mm Bolt Head Adapter Ball Base

RAM® 11mm Bolt Head Adapter Ball Base - Main image
$10.39 $15.99 In stock

Category: Components

The RAM-B-252U marine-grade aluminum ball base consists of a 1" rubber ball and 2.25" x 0.875" base with 11mm hole. This part is often used on motorcycles by attaching to the mirror frame. The main brand of bike for the RAM-B-252U is BMW. This part fits well on many handlebar pinchbolts with a washer (base is 5mm thick).

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Standard Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

Express Shipping: Handling (business days) 0–1; Transit (business days) 7–15.

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Standard Shipping · United States: $0.00

Express Shipping · United States: $3.99

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United States · Return window (days after delivery): 30. Return method: By mail. Return postage: Seller pays.

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Customer Reviews (4.6 / 5 · 5 reviews)

Claire ★★★★★

Installed this on my motorcycle’s mirror mount in under five minutes—the rubber ball holds my phone mount steady even on bumpy roads. The marine-grade aluminum feels solid and should resist corrosion well near the coast.

Isabella Z. ★★★★★

Installed this on my motorcycle's mirror mount and the rubber ball grips the accessory arm firmly without slipping. The marine-grade aluminum feels solid enough to hold my phone mount even on rough roads.

Eva ★★★★★

The 11mm hole lined up perfectly with my mirror frame bolts, and that marine-grade aluminum feels rock solid compared to the plastic mounts I've busted before. The rubber ball grips my device cradle tightly even on rough pavement, no wobble after a week of commuting.