Ops Core Gas Mask CBRNE Chinstrap Extender 19 99 10 Color:Urban Tan The lock knob keeps Lug Lok TSP 1062088 The lock knob keeps Lug Lok seated into the barrel lugs UPC MPN SKU COLOR SIZE STOCKED ORIGIN 888579367546 62408 019 L 5 62408019L Black Large Y BD 888579367539 62408 019 M 5 62408019M Black Medium Y BD 888579360172 62408 019 S 5 62408019S Black Small Y BD 888579367553 62408 019 XL 5 62408019XL Black XL Y BD 888579367522 62408 019 XS 5 62408019XS Black X Small Y BD 888579367508 62408 724 L 5 62408724L Dark Navy Large N BD 888579367492 62408 724 M 5 62408724M Dark Navy Medium N BD 888579360165 62408 724 S 5 62408724S Dark Navy Small N BD 888579367515 62408 724 XL 5 62408724XL Dark Navy XL N BD 888579367485 62408 724 XS 5 62408724XS Dark Navy X Small N BD Built to Perform Ops Core Gas Mask CBRNE Chinstrap Extender 19 99 10