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- Body - Low carbon steel - protective coated for corrosion resistance.
- Ball - Alloy steel - heat treated - hard chrome plated.
- Stud - Low carbon steel - protective coated for corrosion resistance. Right hand threads are standard.
- Left hand units have identification groove near end of shank.
- Grease Fitting available for sizes -4 and up. Units are supplied without grease fittings. When a grease fitting is required, specify by adding suffix "Z" or "F". Ex.: CW-6SZ = Zerk Type Fitting CW-6SF = Flush Type Fitting.
- Optional grease fitting is supplied, standard, in right hand location (with stud facing away from you). Specify if left hand location is desired.
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