Male axle version - Sold standard with a 14mm Hollow Male Axle (You can Upgrade to Titanium at Checkout) Drivers from 9t through to 18t! - Select your drive side and Colour and then select your driver option at checkout. Titanium Upgrades also available. Hand Made in the USA by Profile Racing, The V2 Madera cassette hub uses the same internals as the classic Profile mini casstte hub which set the benchmark for Cassette hubs and was the first BMX Cassette hub. Refined over the years the hub features a heat treated Crmo 14mm hollow axle with 17mm nuts (You can upgrade to a titanium Axle at checkout). The hub uses the bullet proof Profile driver with 4 pawls and bearings for super smooth engagement and a loud click. Available in 3 colours, Black, Nickel & Snow. ###section### Product Specs HUB TYPE: Cassette AXLE: Female Bolts DRIVER: Choose In Basket SPOKE HOLES: 36h WEIGHT: 501g / 17.65oz