EdGI Custom SAP Shock Absorbing Piston

EdGI Custom SAP Shock Absorbing Piston General Features:  Comes with weights to change up the fps of your airsoft rifle Product features Silicone Damper and threaded airbrake for accurate tuning Comes with a Delrin protection ring stainless steel body, with rubber pad to mitigate wobble Designed for use with springs that fit a 9mm OD spring guide shaft diameter.  13mm (9mm ID) Springs are suitable for this.  TAC41, SRS, SSG10, SSG24 Already use 13mm Springs (9mm ID).  Product Description: The EdGI Custom SAP absorption kit will take your sniper rifle to the very next level. This upgrade gives options for customization and fine tuning that will ultimately lead to performance you'll be satisfied with. This weighted piston kit also has a shock absorbing system to somewhat dampen the sound of your piston when shooting. Product Specifications: Color: Metallic Rainbow Material: Made with a Silicone Damper, and an Steel body Compatibility: Tokyo Marui VSR, Silverback TAC41, Silverback