Female axle version - Available with a huge choice of 14mm female bolts or 10mm bolts with drivers from 9t through to 18t! - Select your drive side and Colour and then select your driver option and bolts at the 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 6061 aluminium Shell which houses a heat treated Aluminium internal axle and precision sealed bearings. 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: 372g / 13.01oz