DeWalt D51850 21° Full Round Head Framing Nailer, 2'' - 3-1/2'' (51mm-89mm) (.113 to .148) nail capacity | CarrollConstSupply
HASMX 647956-00, 64795600 Trigger Valve Assembly for Dewalt Fits the following models: D51256 Type 1 Finish Nailer Kit, D51256 Type 2 Finish Nailer Kit, D51238 Type 1 Brad Nailer Kit, D51430 Type 1 - Amazon.com