LiftMaster – RJO 3800 Alternate Mounting/Extension Kit / 480LM

Package includes: 

• 1 T-bracket
• 21-1/4″ Sprocket with Collar and Screws 31″ Sprocket with Collar and Screws
• 4 Chain
• 5Cover Assembly

NOT SHOWN

• Hardware: 1/2″ Screw (1),
• #10 Self-Threading Screw (2),
• and 1-1/2″ Hex Head Screw (2)