The Radio Raceline Disc Brake is a really high-quality aftermarket hydraulic disc brake kit

Adapts the AC-2 hubs 15mm threaded axle to use 3/8 (10mm) bolts

BB: Mid BB Sealed - 19mm

Utilising heat-treated M6 bolts and a 31mm CNC'd compression bolt recess for a secure fit that doesn't slip

- Weight: 426g (15

Tioga Powerblock Tyre Size:2.1" The Radio Raceline Disc BrakeTioga's Powerblock Tyre were designed to balance traction and low rolling resistance for both front and rear tyres. They feature a centre block designed tread pattern for low rolling resistance while the sides feature a smaller block pattern to add traction and grip through carves. UTC rubber compound patterned sidewall adds abrasion protection while maintaining casing suppleness. Max pressure rating: 65 psi ###section### Product Specs WHEEL SIZE: 20"