Tangent Halo Chainring-4-Bolt Color:Purple Fits frames with standard threadless

Fits frames with standard threadless head tubes (not integrated or internal)

5oz (865g)

Lighter Weight Design with unnecessary material removed to reduce weight

Clamp (Ø) 31

100% 4130 chromoly plain gauge construction and deep knurling are a few of the key features

Tangent Halo Chainring-4-Bolt Color:Purple Fits frames with standard threadlessThe Tangent Halo 4 Bolt Chainring is pure and angelic. One might even see beams of golden light shining down during install. CNCd from 6061 T6 aircraft grade aluminum right in Sacramento, California. Compatible with single, 7, or 8 speed chains and available in 36T to 50T. You want colors? No problem. Black, Red, Blue, Gold, Purple, Gun Metal oh yeah, we got colors! FEATURES High tooth profile for accuracy CNC cut from 6061 T6 aircraft grade aluminum