This is the max super roofer and it's The model number cn445 R3 it shoots uh 15 degree 120 collated Nails three Quarter inch two one and three quarter Inches and even the floor here uh Actually has different adjustments for The size nails that you're using so you Can adjust that Easily adjust the depth Right here with this ring trigger lock On off easy to set there with your thumb Unlock and then obviously you can mount Fire or you can sequential file or Either one it comes with this air swivel Built into it You even have a shingle gauge adjustment Right here to adjust from the edge of The shingle uh to the nail and this Thing the max super roofer is less than Six pounds so five pounds eleven and a Half ounces that's five and three Quarter pounds Very nice looking unit easy to open up Clear Insert nails