Incremental Encoder, 2.5" Diameter, Solid Shaft, Standard Servo Mount, 1/4” Diameter Shaft with Flat, 4.5-5.5 V DC, 4.5-5.5 V Line Driver (TTL), Radial Exit, MS 10-Pin w/ Mating Connector, B leads A, CW, Z gated with BN, 360 PPR