77oz) (100 links)

Box One™ Chain Tensioners are extruded then CNC-machined from 7075 aluminum for an optimal balance of strength and weight

Titanium Spindle upgrade or replacement for Profile Column 22mm cranks

50mm reach

fork and bars making the Boulevard incredibly strong and durable no matter which discipline you ride

Box One BMX Race Disc Brake Adapter (Sliding Dropout) - Black supplier_55074282209606 77oz) (100 links)The Box Disc Brake Adapter is designed to help improve braking control on frames where disc brakes were not standard. Compatible with 2 types of dropouts and 3 10mm hubs, in the right configurations, the Box Disc Brake Adapter goes over your hubs axle and mates with the frames dropout, allowing mounting of a standard post mount disc brake caliper.