Oil Tempered with high pressure treatment
Linear spring pitch
Constructed out of 1st class carbon steel piano wire.
Long lasting durability and high performance output.
Manufacturer: Angel Custom
Spring Velocity: 520~600 FPS
Material: First class piano wire / carbon steel.
Compatibility: For UTG, Shadow Op, MB-01, Maruzen APS / Typ96, Snowwolf M99, M24, Javelin M24, L96 and other bolt action sniper rifles with APS / Type96 compatible internals.