Experience smoother performance and stronger firepower with Worker MOD Extended spring, maximizing the potential of your Worker MOD Prophecy-R blaster. This is an Expanded Plunger Chamber with the POM material plunger rod and spring, improved the plunger linear movement and reduce the chance of spring deform while priming. Accompany with the fixture for the buffer tube, you could always easy to change difference spring power in seconds, without any screw fastening process.

Advance modding skill does require, you need to replace the plunger rod and buffer tube on your Prophecy-R blaster.

The kit include the following parts:
- Worker MOD Metal Expanded Chamber with Plastic Plunger Rod
- AK Blaster MOD 12KG extended spring
- AK Blaster MOD 3D Print buffer tube fixture

Worker MOD XPT Metal Chamber 12KG Spring Buffer tube fixture Kit for Prophecy


  • Size (LxWxH, mm): 36mm (ID) x 68mm
    Weight (g): 100
    Color: Black
    Material: Aluminium
    Fomation: CNC Machining
    Packing: Carton Box
    Packing Size (LxWxH, mm): 120 x 50 x 50