Replace the roll pin on your LiftMaster MJ Series commercial jackshaft garage door operator with an inexpensive LiftMaster 86-RP04-100 roll pin from North Shore Commercial Door. This roll pin is 1/8 in. in diameter and 1 in. long. We also carry LiftMaster MJ Series operator shafts, belts, sprockets, chains, and other replacement parts and hardware at discount prices. Use our illustrated LiftMaster MJ garage door operator parts diagram to see where parts fit on your opener.
1/8 in. D, 1 in. L
For use with LiftMaster MJ Series jackshaft garage door operators