Straight door arm that attaches the garage door opener to the garage door. This straight door arm was used with many model Genie garage door openers over the years. Compatible with Genie model garage door openers; Excelerator , Pro99, CMD9900, H8000, ISD990, ISD995, ISD1000, H4000, H6000, QuietLift , 4560, ProMax , CM7600, CM8600, PRO95, CM8600, DirectLift , 2060L, 3060L, PMX700, PMX1200, Stealth , GPS700IC, GPS1200IC, PMX300-IC/A, PMX500-IC/A or B, IC250, IC250/B, Chain Glide PCG400, PCG450, PCG500ML, PCG600, PCG650, PCG700ML, GCG350L, GCG350ML, H2000C, 1020L, 2020L If you do not see your model on this list please check with Genie for compatibility.