Hand built right here at Sourcebmx. This custom rear BMX wheel uses the tried and tested Profile Mini cassette hub in polished laced into a BSD NASA rim using high quality double butted rainbow spokes. NOTE: Please confirm the size of your driver at Checkout. Titanium driver and axle upgrades also available at checkout.###section### Product Specs WHEEL SIZE: 20" HUB: Profile Mini Cassette Hub AXLE: 14mm Male DRIVE SIDE: Left Side Drive RIM: BSD NASA Rim SPOKES: Double Butted Rainbow NIPPLES: Brass WEIGHT: