APC9K Pro SIG Lower

The APC9K PRO series brings a new level of performance and adaptability to the APC platform. All models feature a dual auto-folding, non-reciprocating charging handle, improved lower receiver ergonomics including a side positioned bolt hold open/release, removable M4 compatible grips, and Magpul® M-Lok® accessory slots.

Features: 

• Ambi Controls
• Accepts P320 Style Magazines
• Dual Folding Non Reciprocating Charging Handles