Fly Zone Adult BMX / MX Goggles - Blue/Black w/ Sky Blue Mirror/Smoke Lens 31.8mm (1-1/4") It is a 36 spoke

It is a 36 spoke for 14g spokes

Size: 12-1/2 x 2-1/4

the rear hub is a Cassette which will work Shimano type cogs (16t included) and will work with 6B disc rotors

Cassette Shimano 11-36T Bottom Bracket Sealed bearing square taper Chain KMC X9 9 speed Brake Lever Tektro 2 finger alloy Front Derailleur N/A Rear Derailleur Alivio 9 speed Shifters Alivio 9 speed Front Brakes Tektro MD-300 cable disc Rear Brakes Tektro MD-300 cable disc Chain Set Prowheel Charm 28T 170mm

36H x 14G with Q/R Axle Rear Hub Alloy

Fly Zone Adult BMX / MX Goggles - Blue/Black w/ Sky Blue Mirror/Smoke Lens 31.8mm (1-1/4") It is a 36 spokeFLY Racing Zone Goggles keep your vision clear and obstacles in full view. Industry standard frame, lens, and strap materials are built to last and keep rocks and debris out of your line of vision. Polycarbonate clear lens with anti scratch (ATS) & anti fog (ATF) Lightweight yet durable polyurethane frame Engineered frame design increases field of view providing massive peripheral vision Quick change replacement lens with pre installed tear off post