B&T semi-automatic carbine APC45 PRO, Cal. 45 ACP

Overview
Like the APC9/40 PRO, the APC45 PRO and APC45-SD PRO feature a new 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.