The PDI 9mm sniper rifle spring guide is designed for use with 13mm PDI springs, which are larger in diameter than stock sniper rifle springs. Stainless steel construction for increased durability.
When upgrading your APS2 or L96 airsoft sniper rifle, it's important to make sure that all the components match properly for long term reliability. This spring guide is required for use with PDI designed springs, which are larger than stock airsoft sniper rifle springs.
PDI 9mm Spring Guide Features:-SUS303 Stainless Steel Construction
-Delrin Thrust Washer
-9mm size compatible with 13mm upgrade springs