Features 1、The motor has a built-in high resolution Hall effect encoder for precise motor control. 2、Based on user feedback and specifically designed to withstand the pressure of intense robotic competition, this is our strongest fristtool motor so far. 3、For TorqueNADO, it is suitable for fristtool Maximum DC motor mounts and fits for TETRIX PRIME. 4、The body is made of steel with a plastic encoder housing for long life. 5、Fits for Tetrixrobotics and for Pitsco robot parts. 6、Meet the parts requirements of the FTC robot competition. Specification Item Type: Encoder Motor Overall Length: Approx. 134.1mm / 5.28in Maximum Diameter: Approx. 37mm / 1.5in Body Material: Steel with plastic encoder housing Motor Weight: 324 g / 11.4 oz(approx.) Output Shaft Diameter: 6 mm with 0.5 mm deep flat Output Shaft Style: D shaft Output Shaft Length: Approx. 26mm / 1in Gear Ratio: 60:1 Gear Material: All steel Gear Box Style: Spur No-Load Speed: 100 rpm Stall Torsion: 700 oz-in. Motor Type: DC brushed Electrical Connection: Powerpoles for motor 4-pin encoder connector Encoder Type: Hall effect Countable Events per Revolution: 1440 Package List 1 x Motor