The Sig Sauer Tread M-LOK vertical forward grip kit is the factory replacement kit for the M400 Tread rifle series. It is compatible with any M-LOK mounting interface and includes a vertical grip, barricade stop, handstop, finger stop and short/long M-LOK panels.

Features :

• Black finish
• ,Kit includes-vertical grip, barricade stop, handstop, long & short M-LOK rail sections,
• M-LOK connectors and mounting hardware included