Serrated Flange Hex Locknut 1/4"-20 UNC, .428"-.438" AF, .562"-.609" Flange DIAmter Low Carbon Steel Case Hardened Zinc Plated (to IFI Standard) 5mm inner diameter
Pay in 4 interest-free payments of $5.06 Learn more
Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Aug 3 - Aug 8

























