LiftMaster 041A1340 Chain Extension Kit #48 3" FAS-10RD-10EMRKIT the two-point locking system has

the two-point locking system has been engineered

Easy reference set up instructions Remote J-4CHTX for J-Slide

LiftMaster CSL24U/CSL24UL

and even with HF and LF (proximity) readers

LiftMaster 041A1340 Chain Extension Kit #48 3" FAS-10RD-10EMRKIT the two-point locking system hasLiftMaster 041A1340 Chain Extension Kit #48 3" This is replacement Chain Extension Kit (#48, 3"). For use with various LiftMaster and Chamberlain Garage Door Openers. Complete kit includes: chain, #48 (3 in.), and (2) master link kits. Check the manual or replacement parts diagram for specific part information before ordering to ensure compatibility. Genuine LiftMaster replacement part. Also known as LiftMaster 41A5648 LiftMaster 4A1340 LiftMaster