High magnet and in capacitor for minimizing glitches 540 Steel case Tuned for Rock Climbing and Scale Driving Body Length:1.96in / 50mm Body OD: 1.42in / 36mm Output Shaft Length: 0.43in / 11mm Output Shaft: 0.12in / 3.1mm Voltage Range: 2.4V-30V Suit For: RC Car / Boat Tool Supplies:Assembly Category RC Parts & Accs:Servo Accessories Use:Vehicles & Remote Control Toys Technical parameters:Value 2 Remote Control Peripherals/Devices:Receivers For Vehicle Type: Four-wheel Drive :Assemblage Wheelbase:Screws Type:27T Remarks: "T" mean the number of turns. 20T and 27T motors fit high speed RC Car. 35T 45T motors fit RC Crawler. color:As shown Material:Metal Package Contents: 1 x 540 Brushed Motor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.