Dangerboy Cassette Spacer Kit rotor bolt DB Single-Speed Chromoly Cogs are

DB Single-Speed Chromoly Cogs are CNC-machined designed to fit Shimano compatible cassette hubs and has a 5mm wide inner base

Material: 7075-T6 Aluminum

You’ll feel like you’re flying down the starting hill on Dangergirl Carbon Fibre Rims

Material: 4130 Chromoly Steel heat treated

Expert 1 3/8”

Dangerboy Cassette Spacer Kit rotor bolt DB Single-Speed Chromoly Cogs arePrecision extruded and CNC machined from 6061 T6 aluminum, the Dangerboy Cassette Spacer Kit delivers a super lightweight, minimalist design built for performance. Each 3 piece kit includes 3 mm, 5 mm, and 10 mm spacers, allowing riders to fine tune chainline alignment with ease and accuracy.