1" Over-Center Tie Down Buckle K413S

K413-S Over-Center FastenerBreaking Strength: 600 lbs. (272 kg)
Working Load: 200 lbs. (91 kg)
Material: Stainless Steel
Finish: N/A
Weight: 0.11 lb. (50 g)

Tension take up is 5/8" (16 mm).  Note: Slots on side of lever are for optional safety seal or safety pin.