Modify High Performance A.E.G. Irregular Pitch Spring S130+ HDR50 HOLSTER These harnesses are universally compatible

These harnesses are universally compatible with all PolarStar electro-pneumatic HPA systems excluding the original V2 GEN1 Fusion Engine and Amoeba kits

Note: There are two basic types of M4 Carbine Receiver Extensions (buffer tubes): Mil-Spec and Commercial

Description: Mad Bull 96 rounds BB Shower Grenade M583A1 is a powerful 96 shots B

Magazine Capacity: 8 shots

Modify High Performance A.E.G. Irregular Pitch Spring S130+ HDR50 HOLSTER These harnesses are universally compatibleIt is finely manufactured from A class piano wire. Very durable and strong. Irregular pitch coiling for enhanced performance. Very Consistent FPS. Easy to install. Every spring has gone through vigorous and Sophisticated quality tests from the moment a new design leaves the software drawing through to final mass production. For All Marui AEG (Except PSG 1)