Model: RG-11-5000G, Hydraulic Recommendations: 15-20 GPM @ 3000 psi, Return Pressure (starting pressure 3000 psi, 20 gpm), Rated Weight Capacity for Handling Rocks: 5000 lbs. (2268 kg), Rated Weight Capacity for Handling Trees: 2000 lbs. (907 kg), Max Tree Length: 35 ft. (10.6 m), Rotation Angle：0° - 127° to Operator’s Left, Attachment Length: 49.6 in. x 23 in. x 11.4 in., Base：60.2 in. x 20.2 in. x 23.5 in.