Aluminum Shaft Couplers 5/8″ Diameter x 1 1/4″ Long x 1/4″ Inner Diameter. 2 #8-32 Set Screws.
$24 for 3, $30 for 4
New From Factory Sealed Cartons! HobbyCNC Brand Stepper Motors All Torque Ratings are Approximate
#23-305-DS8A 425oz-in bipolar rating, 305oz-unipolar rating, 4.2v, 3A, 200 S/R, 3.2mH, Size #23, Dual Shaft, 8 wire MOST power consumed, best with idle current reduction.
#23-205-DS8 285oz-in bipolar rating, 205oz-in unipolar rating. 3v, 3A, 200 S/R, 2.2mH, Size #23, Dual Shaft, 8 wire faster than the 305’s. Good all around choice.