- CNC machined AL6061-T6 alloy construction
- Great for all single speed applications
- 5-Bolt 144mm BCD pattern
- Silver anodized finish
- Made in the USA
- CHAINRING OR8 144mm 51T ALY TRK 1/8 SL
Teeth: 51T
Material: AL6061
Color: Silver
Chain: 1/2" x 1/8"
Tooth Type: Standard