Master Lock 2866DATSC Swivel Head Receiver Lock， Chrome[Product Information]- Fits both 1/2-inch and 5/8-inch receivers
- Usable length of receiver pin is 2-3/4-inch
- Push to lock locking mechanism， push lock body onto pin firmly and remove key
- 1/2-inch pin is rated for Class I/II 3，500 pound load rating and 5/8-inch pin is rated for Class III/IV 10，000 pound load rating
- Weather resistant seal and cap protects lock from moisture and dirt， not recommended to be left on vehicle for extended time
