Sale B&T B&T APC9/GHM9 Gen 2 Lower - Used B&T Gen 2 Proprietary Magazine Lower for 9mm APC9 & GHM9 Polymer Gen 2 Lower for B&T APC9, GHM9, and SPC9. Compatible with Pro and non-Pro firearms.This lower is USED (see product photos) but in great shape, includes one each brand new... MSRP: $520.00 Was: Now: $350.00 Add to Cart