BTS 80 – FLOOR CLOSER The BTS 80 door closer is capable of controlling exceptionally wide or heavy doors weighing up Yet, at only 2 overall depth, it can easily be installed within thin-slab concrete construction. These versatile closers are engineered for offset hung, centre hung, and independently hung installations, assuring control of interior or exterior doors. Mechanical back check is furnished standard to prevent damage to adjacent doors and walls by providing a cushioning action prior to 90 degree and again prior to 180 degree. A pressure relief valve protects the closer from damage caused by forced closing. BTS 75 – FLOOR CLOSER The BTS 75 closer shall be capable of controlling doors weighing up to 260lbs and measuring up to for interior doors and wide for exterior doors. Mechanical backcheck at approximately 70 degree. Dual valve adjustment will provide controlled closing speed from 175 degree. 7422 – CENTRE HUNG BOTTOM ARM Centre Hung bottom arm for aluminum doors. Compatible with LM series pivots and BTS series floor closers. 8062 – WALKING BEAM PIVOT Walking beam top pivot with cover plate. Adjustable to obtain top door clearances of 1/8, 3/8, or 3/4.