Excess Components Single-Speed FreewheelsCold forged from 4130 chromoly3 heavy-duty fast engaging/releasing pawls30 Points of engagement for an instant and reliable start every timeShow chrome finish on the outside, titanium finish in the center8-spline body for weight savings and easier removal with standard toolItem SpecificationsColorChromeWeight138gIntended UseBMXCassette Body TypeThreaded, StandardFreewheel Teeth16teethFreewheel ThreadEnglishChain Compatibility3/32"