This is the Hitec HS-125 Thin Metal Gear Wing Servo with Universal Connector Plug. Connector is compatible with all modern receivers and wiring accessories This Servo mounts on its side for wing applications where space is tight. FEATURES: Dual ball bearings. Indirect drive potentiometer for long life. INCLUDES: One Hitec HS-125 Thin Metal Gear Wing Servo with, two pieces double sided mounting tape, two one arm nylon servo arms, one 2mm x 8mm servo arm mounting screw, three 2mm x 5mm phillips screws, and one 3mm star washer REQUIRES: Installing on model, attaching linkages, and connecting to receiver. SPECS: Wire color codes: Black-Ground, Red-Power, Yellow-Signal Operating speed: 0.17 sec @ 60° @ 4.8V Torque: 41.6 oz-in (3 kg-cm) Weight: 0.84oz (24g) Length: 1.18" (30mm) Width: 0.39" (10mm) Height: 1.33" (34mm) Wire length: 12" (305mm) approximate JXS 7/12/02 ir/kh