The Sargent 351 PSH Door Closer Powerglide With Parallel Stop Holder Heavy Duty Arm, Sargent 351 PSH Is a Surface Mounted Commercial Door Closer. The PSH Arm Is a Heavy Duty Parallel Hold Open Arm with Positive Stop, â€¢ Forged Steel Constructions â€¢ Provides holder and stop features â€¢ Handed arm is field-reversible â€¢ Easily installed/adjusted â€¢ Permits 85 ° â€“ 110 ° door opening. Certified ANSI/BHMA A156.4 Grade 1, Heavy duty one piece die cast aluminum silicon alloy body with 14% silicon provides superior strength and wear resistance. See Manufactures Spec's
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