3/8 “ bolt
Replaces an existing knob or wing nut
Once locked, the locking knob spins freely and cannot be remove
The locking knob is a “must have” for any hood mount. Adjustable tube mount, 4XRAC, or LOC-RAC owner. The locking knob replaces an existing knob or wing nut provided on Hi-Lift® Jack mounting accessories. Once tightened, the locking knob can be locked with the provided key. Once locked, the locking knob spins freely and cannot be removed, securing the Hi-Lift® Jack in the mount. There are two size locking knobs available… one model (HM-LK) fits Hood Mounts only. The other model (VERS-LK) fits Adjustable Tube Mounts, 4XRAC’s, and Loc-Rac’s. The VERS-LK can also be used to secure and lock the Unique Winch-Clamp-Spreader Attachment that comes only with the Hi-Lift® X-TREME Jacks.