KUNYOS 20In 406/451 Mountain Bike Wheelsst Double Layer Aluminum Alloy Rims Disc/V Brake Quick Release 24/28H Hubs for 7 8 9 10 Speed Cassette Bicycles Front Rear Wheels,Silver,406

• 740g, and rear wheel weight 940g.
• Folding Bike Rims: Double Layer Aluminum alloy rims, front wheel 24 Holes and rear wheel 28 Holes, Inside width 20mm, outside width 25mm, Height 20mm, A/V Schrader valve.
• Front and Rear Hubs: 7075 Aluminum alloy, The front 2 and the rear 2 sealed Bearings, Disc/V brake, Quick Release Front 100/Rear 135MM. 7075 aluminum alloy freehub compatible 7/8/9/10-speed cassette freewheel.
• Spokes: Steel stainless steel round spokes, 24spokes at the front wheel and 28 spokes at the rear wheel, reduce wind resistance, increase riding speed and strength of rim, spokes stressed evenly.
• Package: Bike Front Wheel x 1, Bike Rear Wheel x 1, Quick release lever x 2, Tire pads x 2. Before purchasing this rims, please make sure that the size of this wheelset is consistent with the size you need.

20" 406/451 Mountain Bike Front Rear Wheels disc/V Brake Quick Release 100/135mm 24/28H Hubs For 7 8 9 10 Speed Cassette Bicycles Wheelset Bicycles wheel Specification: Rim: Color: Black , Silver Size: 406/20in、 451(20*1-1/8) Material: Double Layer Aluminum alloy rim Nozzle: A/V Schrader valve Hubs: Type: Disc/V brake Bearings: Front 2 rear 4 bearings Number of holes: 24Holes/28Holes Quick Release: Front Hub:100mm, Rear Hub: 135mm Spokes： Front 24 Rear 28 spokes Steel stainless round spokes 14MM rustproof copper head Freehub Compatible: 7-8-9-10 Speed Application: Folding bicycles/Mountain Bike/BMX Weight About: Front wheel weight 640g, rear wheel weight 740g Package Includes: Front Wheel x 1 Rear Wheel x 1 Quick release lever x (1 pair) Tire pads x 2