Reverse Thread: Left-hand threading tightens counter-clockwise for anti-loosening
304 Stainless Steel: Durable construction for outdoor applications
Closed Ring Design: Secure attachment for hooks, shackles, and rigging hardware
Size Range: M4 to M20 for various load requirements
Scaled Quantities: 2 pieces for M4-M6; 1 piece for M8-M20
Industrial Use: Essential for rotating machinery, mixers, and vehicle components