Heavy-Duty Bicycle U-Lock Mount - All-Metal Double Clamp Bike Lock Holder Bracket, Fits 0.78-1.57" Frames, Secure & Durable U-Lock Holder Compatible with Most Popular U-Lock Brands(Black)

【Strong Adaptability - Precise Fit】 This bicycle u-lock mount comes with 2 interchangeable ring sizes-one large and one small-fitting U-lock shackles from 0.47-0.98” (12mm-25mm)and round frame tubes from 0.78-1.57" ( 20-40 mm). When installing the small ring, use all included spacers for a secure fit; for the large ring, use only one large and one small spacer. Compatible with most standard steel and aluminum bicycle frames. (Note: works with round tubes only) 【Premium All-Metal Craftsmanship】 Made from rugged aluminum alloy with a matte finish, this bike lock holder features dense rubber pads that protect your frame from scratches and wear while keeping your u-lock holder bracket stable and rattle-free during rides. 【Silent Riding - No Rattle Design】 Tested to eliminate rattling and collisions, this bicycle u-lock mount ensures a quiet and stable ride whether cruising city streets or tackling rough mountain trails, keeping your bike lock mount firmly in place. 【Supports up to 6 lbs - Heavy-Duty Build】 Engineered for heavy U-locks, this u-lock holder bracket supports up to 6 lbs without shifting or loosening, making it a reliable bike lock holder even on bumpy roads and long-distance rides. 【Fun Extra & Installation Note】 Includes a set of silver star-head screw as a novelty gag item-fun for pranks but not suitable for actual installation, as they cannot be tightened securely. For mounting the bicycle u-lock mount, always use the included black hex screws to ensure a safe and secure fit.