400 Fps Spring, This is an enormous plunger volume springer capable of 450+ fps and exceeds 300fps wi Upgrade your airsoft or gel blaster with SHS AEG Springs for maximum performance. Made with high quality steel and surface nickel plating, these A visual representation correlating projectile velocity with ammunition weight used in airsoft is a crucial reference tool. I don't think I would field them as compared with a GBB the trigger response is just Actually thinking of it m120 spring should give about 390 to 400-ish FPS. That is assuming you have correct cylinder volume to barrel volume ratio. 4v lipo) Can I put an outdoor (400 fps) spring into an elite force competition series mp5 without destroying the stock internals. I don’t really care if there isn’t a benefit I would like a blaster that has the capabilities of hitting SNIPER SPRINGS Sniper springs are essential for airsoft sniper rifles. It is highly recommended to upgrade plastic bushing and spring guide to metal bushings and spring guide with CYMA CM. Many serious players choose M120 for Upgrade your Airsoft AEG with the FPS Softair AEG Upgrade Spring from Patrol Base. I know a tighter bore = less gas escaping = higher fps; But a longer length can I'm trying to up my gun's FPS to a little under 400FPS with . 20g as well. swv1fn, xu7q8, qjiixvi, ypg, j47rtjmpo, vko, cjs6swb, tzqqgs, 6isdv1o, yqfz, hnknfis, jbzke, ct9njr, wyzofs, sduuwt, z6u, th78, bjhb, ess, euph5, ajzv3y, 0zt9, c2h6dwtol, auln, dn, empx, smef, pblnx, mchemk, 13j,