Currently out of stock across all retailers.
Key Features: Extends grip space at the front of the kit and features M-LOK slots for attaching various accessories. Compatible with AR15 UPPER HANDGUARD RAILS with widths less than 38mm. (e.g., BRN-180,FM-15, noveske N4) Unsupported JAKL Compatible with M4 RIS 0 - Internally accommodates various muzzle devices and suppressors with diameters up to 40mm. This is a matching product for the SRU SARB15 bullpup chassis Kit, and it is recommended to be used together.