THIS ABILITYONE ITEM IS EQUIVALENT TO THE FOLLOWING MODELS: DORMAKABA STANLEY COMMERCIAL QDC114P689 NORTON 1ABJ8 ALLEGION LCN 28XR12 ALLEGION LCN 4040XPHCUSHAL ALLEGION LCN 4040XPHCUSHAL28XR12 ASSA ABLOY NORTON 410HDH689 PDQ 45CT83 ASSA ABLOY YALE 5821T689 PDQ 7101BCDSHO689 PDQ 7101DSHO NORTON UNI7500H STANLEY D3550HCS695 ASSA ABLOY ARROW DC5163AL DORMAKABA STANLEY COMMERCIAL QDC114P689 NORTON UNI7500H. SKILCRAFT Door Closers Hold Open Arm 7101 Institutional Extra Heavy Duty 12 L x 2 W x 31/2 H BRAND NAME: SKILCRAFT. SKILCRAFT Institutional and Commercial Grade 1 door closers feature full rack and pinion construction. Adjustable spring size 1 to 6, tripack mounting type for regular, parallel, and top jamb arm types, nonhanded, multiple operation functions to choose from. Provides 180degree door opening. Durable powder coat aluminum finish. Direct fit replacement for many recognized name brand closers. Includes closer and mounting hardware for both steel and wood doors. 25year limited warranty. SDS SHEETS: Yes. ENVIRONMENTAL SUSTAINABILITY (GREEN) INFO: PreConsumer Recycled Content: 0