The LWRCI 6.8mm 30-round PMAG is engineered specifically for the SIX8 rifle platform and utilizes advanced Magpul M3 polymer construction for strength, durability, and reliability. It features an over-insertion stop to help prevent improper seating, a corrosion-resistant USGI-spec stainless steel spring, and aggressive non-slip texturing for enhanced handling. This magazine is designed exclusively for LWRCI SIX8 rifles and is not compatible with standard AR-15 lowers. LWRCI 6.8mm 30rd PMAG L04-0038C01