MM S400 Pump Grip

The New MM Pump Grip set for the ZWQ S400 units.

This new pump grip has allows the users of the S400 to have a different priming feel.

This allows the also increases the comfort and ergonomic feel of the Blaster instead of using the standard grips that are readily available.

First Batch Sales (27/2/2026 - 27/3/2026): The Pump Grip WILL be sold together with a purchase of the MM S400 Adaptable Handguard Set. Buying this item means you will get the MM S400 Pump grip Unit ONLY!!

Colour: Black ONLY