For all residential openersChain Glide This part is compatible with models including; PMX300-IC/A,2060L,PMX300-IC/B,PMX500-IC/B,ISD995-2WKM,1020L,IS550-1,PCG650L,2020L,IS550-2,AC SCREW DRIVE,H2000,ISL980,3560,H6000,PMX75,STEALTH 1200,PMX1200,RCD