MM BK2S CQB Kit

Inspired by the MP5K, this kit changes your BK1S/BK2S into an ultra compact CQB blaster using this kit. Battery is stored on the compartment above the receiver. Able to take buffer tube size battery.

Battery compartment area: 195mm x 24mm x 21mm

Available in black, yellow and silver. Please contact us if you want it in another color.

Package includes:
- Short Handguard with picatinny top flat rail and handstop
- Handguard bottom picatinny flat rail (swappable with handstop)
- Receiver top battery compartment module with picatinny top flat rail
- End Cap Cover with picatinny flat rail (thumb screw included)