AKA M870 Blaster Upgrade Spring 1.5mm with a soft rubber cushion

with a soft rubber cushion and adjustable buffer tube length

Model: yh211

Size: 125*20*17mm

it features a thermoplastic visor and mouth protection for low-temperature resistance

AKA M870 Blaster Upgrade Spring 1.5mm with a soft rubber cushionUpgrade your gel blaster's performance with the AKA M870 Blaster Upgrade Spring 1. 5mm. Made with strong and anti fatigue piano wire, this non linear spring provides a solid and reliable return for your gel blaster. Compatible with alpha king and zs m870 blasters, enhance your shooting experience with this high quality upgrade. Features: This aka m870 spring is compatible with alpha king aka m870 r1 r2 r3 shotgun gel blasters also the ldt and zs m870