Silverback Airsoft - APS 13mm - Upgrade Springs

Price: $21.72 — In stock at 1 retailer.

Features: This spring received a black electrophoresis coating, and a laser marking to quickly identify the spring. Estimated Fps Results: M(90) -90 Newton: 351.05fps (325mm Barrel) - 442.91fps (575mm Barrel) M(110) - 110 Newton (TAC41 FPS 500 out of stock gun) M(120) -120 Newton: 406.82fps (325mm Barrel) -498.03fps (575mm Barrel) M(150) -150 Newton: 452.10fps (325mm Barrel) - 560.37fps (575mm Barrel) Spring Power M90/M110/M120/M150 Material Steel Color Steel Manufacturer ASG Compatibility MOD24/APS-2 and other comparable guns DISCLAIMER: Please use discretion when installing custom parts as fit and compatibility may vary. Some modification may be required. Professional installation recommended.