SILVEROCK XR240 Alloy Wheels 20in 406 18in 355 Rim Caliper Brake 24mm Profile 6 Pawls for Birdy New Classic Plus Folding Bike Wheelset Light Weight

Aluminium. BRAND: SILVEROCK. 42mm High Porfile, Seemless Welding. Rim Caliper brake for BIRDY folding bikes. Noise sound, 11speed. Make sure this is rim brake, fit for your BIRDY folding bikes. Contains: front rear wheels, rim tape, skewers, cassette spacer, spare spokes. Size: 18in 355 or 20in 406. Matieral: alloy rims aluminum hubs. Rims: KINLIN XR240,24mm, SILVEROCK, DOUBLE WALL. Spokes: Sapim Leader spokes. Nipples: brass black. Hub: 6pawls, 2/4 bearing, Japan NBK bearings, noise sound, Front 24holes, rear 24Holes. Hub: Front 100mm, special for BIRDY, rear 135mm. Weight: 4061208g/set 24holes). Support: Rim Caliper brake, 8-11 speed cassette type, such as BIRDY NEW CLASSIC PLUS series. Fits for 20in 406 type, suggest max tyre clearance 20x1.75. Birdy folding bikes is 100135mm, but front hub is differient as normal front hub. Origin: Made in China, build by SILVEROCK. How to make sure hubs O. L. D. It is special hub for BIRDY folding bikes, front hub is 100mm O. L. D, but differient