SRR1027 Features: * Pneumatic Roofing Nailer up to 1.75"" * See-through nail magazine * Contact mechanism prevents accidental firing * Built-in shingle guide * Adjustable air exhaust * High impact carrying case * Model Number: 9780 * Capacity: 120 Nails * Operation Pressure: 70 to 100 PSI * Maximum Pressure: 120 PSI Construction: * Light weight, rugged cast aluminum construction Assembly Instructions: * New roof, re-roof, box assembly, siding Dimensions: * Dimensions: 12.5"" L x 11.0"" W x 4.5"" H * Weight: 4 lbs