Black Toggle Clasp: Made of galvanized iron with black surface, sturdy and durable for long-term use, stronger than most 4002 locks on the market. 551 lb Weight Capacity: 4002 style ratchet clamp, metal locking handle and lever closure, low-pull closure, ideal for smokers, trailers, trunks and cabinets Adjustable Lock: The length of the locking clip can be fixed by tightening the nut; Locking range from 3-3/4 to 4-3/4 inches long, simply screw the clip hook for maximum security; Easy to install: Simply use screws to fix the zipper on the door or box, even if it is slightly disassembled or closed during installation, you can still adjust the screws to make it firm or loose. WIDE APPLICATIONS: The coating gel is ideal for fixing parts, joining moving parts, clamping two parts, cabinets, smokers, appliances, doors, boxes, suitcases without damaging the locks or handles. Note: The data are all manually measured, please allow an error of 1-3 cm. Due to differences in light and display,