Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Kash Bronze - 9-12 Speed - 30T Envelope Shipping the pads will fit over

the pads will fit over elbows if they no longer fit over the knees

A2 Spec has no marking at the top of the stanchion and the speed adjuster knob is black (vs Silver for the A1)

and Velcro fastenings can be effortlessly operated by children

not-too-snug fit

Burgtec Thick-Thin Direct Mount Chain Ring - SRAM Direct Mount - 3mm Boost - Round - Kash Bronze - 9-12 Speed - 30T Envelope Shipping the pads will fit overKeep that chain in place where it should be with a Burgtec Thick Thin Chain Ring. Designed with a proven thick thin tooth profile for improved chain retention. Who's this item for: Riders who use 1x drivetrains and are looking for superior chain retention as well as durability. Weight: 0. 08g Pros: Wide range of tooth options. Works for 9, 10, 11, and 12 speed setups. Great build quality. Cons: Oval options not available in all mounting types.