Stanley QDC211 Grade 1 Heavy Duty Door Closer - Fully Adjustable - Tri-pack arm

Function: QDC211: Tri-pack arm (non-handed)

Slim, but heavy duty. Constructed with cast aluminum, the QDC200 series combines a slim design with exceptional durability, making it a great choice for high-traffic, full glass doors.
Easy to retrofit. There's no need to re-prep your door. The QDC200 has the same footprint as the Norton 8000 series, so it's a simple offand-on exchange.
Industry-leading warranty. Each QDC200 closer comes with a lifetime mechanical
warranty and a three-year warranty on finish.
Exceeds certification standards. The QDC200 is BHMA/ANSI Grade 1 certified, and significantly exceeds performance requirements.
Outstanding versatility. We engineered the QDC200 series to be fully adjustable and usable on both interior and exterior doors. All-weather
fluid, a variety of feature options, and nonhanded and universal mount flexibility make it easy to stock and use the QDC200 in a wide variety of applications.
Premium performance standard. Get premium performance options like delayed
action and a back check valve standard with the QDC200 series.