The halo switch bmx rear cassette hub is extremely convenient as you can switch the hub around to use it as either a left hand or right hand drive this bmx hub has a swooping shell design and deep anodised colours to make this a great looking hub that performs great on the dirt in the street or at the park the hub weighs in at 443g and features a 14mm male axle a 9t bushed driver and 4 pawls this bmx hub has 36 holes for spokes and will provide you with great performance in any environment