Box One Oversized 20mm Cassette Spacer Kit box three Box Three Prime 9 Single

Box Three Prime 9 Single Shift Shifter

Additionally included are Lightweight Black Anodized Aluminum Nipples to reduce rotational weight further

Boost 3mm offset

is durable

This aggressive combination allows for maximum traction out of the gate

Box One Oversized 20mm Cassette Spacer Kit box three Box Three Prime 9 SingleUpgrade your drivetrain with the Box One Oversized 20mm Cassette Spacer Kit, designed for precise chainline adjustments and optimal performance. This kit includes adjustable spacers ranging from 2mm to 6mm, allowing you to fine tune your cassette spacing to perfection. Made from 6061 T6 aluminum and CNC machined for strength and precision, these spacers are extremely lightweight, with a total weight of only 3g. The anodized finish ensures long lasting