This is a HIGH QUALITY bead breaker quick relief valve found on many CEMB tire changers. It is found at the air inlet port of the cylinder and allows the air cylinder to energize and release pressure when moving in and out.

Brand: CEMB
Manufacturer Part Number: 2008204 4199671
Models: SM815, SM825, SM900, SM915, SM916, SM931, SM935
Application: CEMB quick relief valve
Type: CEMB tire changer parts
Similar to: SM915 PRO, SM951, MATIC750
Alternate Models: SM940, SM942, SM950R, SM955, SM855, SM915 ATI