Replacement Piston Seal For HW30/70 CO2 Air rifles Tube Diameter: 30mm

Tube Diameter: 30mm

then the compression chamber will lose pressure past the piston

Evanix Max-ML bullpup

environmental protection

Replacement Piston Seal For HW30/70 CO2 Air rifles Tube Diameter: 30mmPiston seal for models: HW30, WH70, Weihrauch Piston Seal Plastic Replacement 25mm OD Piston Seal Washer for Weihrauch made Air Rifles, If your Piston seal is split or worn, then the compression chamber will lose pressure past the piston, lowering the power and accuracy of the Rifle. It is recommended to change the Piston Seal Washer either when reduced power is noticed, or if the spring is replaced. External diameter: 25mm