- CNC machined 6061-T6 alloy
- Fits 1pc and 3pc BMX cranks - 23.8mm hole for 1pc cranks with shims for 19/22mm 3pc cranks included
- Hard anodized coating
- Unique 1/8" quiet drive technology
- CHAINRING BK-OPS 28T MICRO DRIVE ALY BLK
Teeth: 28T
Color: Black
Chain: 1/2" x 1/8"
Tooth Type: Standard