Our take: The M125 Element Airsoft sniper rifle upgrade spring is made for most-all airsoft VSR/ BAR 10 type airsoft bolt action sniper rifle. Constructed of oil-temper wire with light weight resistance, it is one of the simplest upgrades you can do for your bolt action airsoft sniper rifle. With its high quality construction, and a low price tag, this sniper rifle spring is perfect for upgrading your airsoft bolt action sniper rifle. Get more power out of your sniper rifle today! FPS rating: 400-440 FPS
Disclaimer: Any and all airsoft upgrade parts purchased from Airsoft Megastore will be used/installed at owner's discretion. We are not responsible for any damage that may occur. For best results, please do all upgrades at a certified professional airsoft technician/shop.