Angel Custom PSS2 Mega-Up APS / Type96 Power Up Spring – SP150 (420~520 FPS)

Features:

Oil Tempered with high pressure treatment
Progressive design, or “Irregular pitch”, minimizes spring resistance making it easier to pull the bolt back
Constructed out of 1st class carbon steel piano wire
Long lasting durability and high performance output

Spring Type: SP150 Irregular (Progressive)Spring Velocity: 420~450 FPS (velocity will vary depending on modifications done to rifle, manufacturer of rifle, and internal parts used)Compatibility: For UTG, Shadow Op, MB-01 and other compatible APS / Type96 series Airsoft Spring Sniper RiflesMaterial: Carbon Steel piano wireManufacturer: Angel Custom