TNT Revolver 1st Gen Sealed BMX Freewheel Hubset - 36h - 3/8" - Green 43t It has a 7/8" top

It has a 7/8" top and will fit some newer BMX bikes

Size: 39tColor: Chrome

It is 29" (622mm) and works with 29" x 1

It has a pressure rating of 40-65 psi and a 60 tpi casing

TNT Revolver 1st Gen Sealed BMX Freewheel Hubset - 36h - 3/8" - Green 43t It has a 7/8" topThe reproduction 1st Gen TNT Revolver BMX Hubs are 36 hole large flange, sealed cartridge bearing aluminum hubs, which will work with single speed thread on freewheels that are 16t and larger. The freewheel threads are 1. 37 x 24. hub shell is manufactured from high quality aircraft quality aluminum 4130 chromoly 3 8 inch axle aluminum locking collars oversized aluminum axle nuts 36H front & rear OLD is 100mm front and 110mm rear For use with 16T 22T