CRAFTSMAN V20 Cordless Framing Nailer, Nail Gun, 21 Degree, up to 3-1/4 inch Nails, Bare Tool Only (CMCN621PLB) - Amazon.com
Freeman PFR2190 Pneumatic 21 Degree 3-1/2" Framing Nailer with Case - Power Framing Nailers - Amazon.com
DOTOOL Framing Nail Gun 21 Degree 2-Inch to 3-1/2-Inch with Tool-Less Depth Adjustment Pneumatic Framing Nailer Air Nail Gun for Wall Sheathing, Siding Mount - Amazon.com
Valu-Air 9021C 21 Degree 3-1/2" Full Round Head Framing Nailer with Carrying Case and Interchangeable Trigger, Tool-Free Depth Adjust, and No Mar Tip - Amazon.com
Shop Metabo HPT MultiVolt 36-Volt 21-Degree Cordless Framing Nailer (Plastic Strip) with MultiVolt 18-Gauge 18-volt Cordless Brad Nailer at Lowes.com