TNT Derringer Sealed BMX Flip/Flop Freewheel Hubset - 36h - 3/8" axle - Green 42t SilkWorm (SW) technology increases puncture

SilkWorm (SW) technology increases puncture and tear resistance with a reinforced breaker beneath the tread surface

5 1/16" long and fit common 7/8" bars

The SE Power Wing Bars are oversized high-rise BMX style cruiser bars constructed of 4130 Chromoly with a Tig-welded crossbar

OLD: (F) 100mm / (R) 110mm

The hubs are black anodized alloy high flange sealed bearing with Jelly Bean cut-outs on the flanges and 3/8 axles front & rear

TNT Derringer Sealed BMX Flip/Flop Freewheel Hubset - 36h - 3/8" axle - Green 42t SilkWorm (SW) technology increases punctureThese are 36 hole, small flange, flip flop, sealed cartridge bearing aluminum hubs. They will work with single speed thread on freewheels that are 13t and larger. The one side is threaded 30mm x 1 and the other side is threaded 1. 37 x 24. The OLD is 100mm front and 110mm rear, and the axles are 3 8". hub shell is manufactured from high quality aircraft quality aluminum sealed bearings 4130 chromoly 3 8 inch axle aluminum locking collars oversized