NW grip frame, stamped and has nub to hold grips in place, used shape see pics. Threads look decent but are a little worn. They are 1.25 inche spacing. Serial is N1121. So it was an NW frame. Includes grips. Back edges of the frame are sanded for comfort. Has the through screw to connect the grips. Also has a steel pin in the base to hold the grips in place so they don't rotate. Also includes spring for trigger but trigger is NOT included. Takes a thick aluminum trigger, no trigger included. Somes with one random screw for attaching to rail.