Profile Elite 40t BMX Chainring - Black - 104mm 4-bolt - USA Made 3.00 One inch base fits wrench

One inch base fits wrench or bench vise

Size: US 7

The hub also features ISO Disc Brake compatibility

Split knuckles with ventilated gusset

Dual straps on the back allow it to be attached vertically on the top tube

Profile Elite 40t BMX Chainring - Black - 104mm 4-bolt - USA Made 3.00 One inch base fits wrenchCrafted from high grade 7075 aircraft aluminum billet using CNC machining, this chainring features a reversible design with an offset centerline, allowing precise adjustment of your chainline. It fits a 104mm bolt circle diameter with a 4 bolt pattern. It has 3 32 teeth for use with most race or MTB chains. Profile chainrings are MADE IN THE USA! Size: 40t Color: Black