Maple Leaf M145 VSR Spring

Maple Leaf M145 VSR Spring

Upgraded power spring for the VSR, VFC M40A3, MLC-338 and FN SPR A5M airsoft sniper rifles. They give an approximate FPS of 485 on a 0.20g BB. This may come out higher or lower depending on your set-up and air seal.

Features:

• 11mm outer diameter
• 8mm inner diameter
• 1.5mm thick gauge
• 210mm length