Guarder Spring SP85

90 m/s FPS spring has been calibrated on 363 mm inner barrel and gearbox with type D cylinder (for barrels from 301 to 400 mm).
Of course with shorter or longer barrel the performance will decrease or increase, therefore the calibration will be harder or softer

The Guarder Harmonic Steel Spring, featuring SP100 hardness, is the ideal choice for high-speed setups due to its extremely quick release.

The Guarder Harmonic Steel Spring, featuring SP110 hardness, is the ideal choice for high-speed setups due to its extremely quick release.

The 100 m / s FPS spring has been calibrated on 363 mm barrels and gearbox with type D cylinder (for pipes from 301 to 400 mm).

The Guarder SP140 Harmonic Steel Spring is perfect for high-power setups with an incredibly rapid release.

Magic Box M100 molla in Acciaio Armonico

Spring RCS Top Max

The central stabilization narrowing allows the spring to maintain a more linear and rectilinear position inside the air unit, minimizing lateral displacements and maximizing the life span of the spring, moreover the constant performance of the RCS spring allows to obtain a firmer shot. The RCS springs specific to TopMax Elaborazioni are individually tested during production to guarantee punctually the value expressed in m / s.

PIRANI SPRING TOP 90

Springs made in Italy, with ground and self-centering support surface, spring force identification color. Anti-corrosion treatment, variable pitch spring. Made with pre-hardened steel. The springs were tested on a modified VFC M4 with two bearings, normal stroke, 270mm barrel, exhaust hop up and 0,20gr pellets, giving the values expressed by the spring