QuickPhase PC (ISA) Stepper Motor Controller Indexer/Driver 3-axis 900-0000-013 – ASA College: Florida
Amazon.com: Stepper Motor HAT (B) for Raspberry Pi/Jetson Nano, Onboard Dual HR8825 Motor Controller IC with Built-in Microstepping Indexer, Drive Two Stepper Motors, up to 1/32 Microstepping, for 3D Printer etc. :
Superior Electric, Slo-syn stepper motor, rotary table indexer motor | eBay
Parker Hannifin Compumotor ZETA6104 Stepper Indexer Drive New | eBay
SUPERIOR ELECTRIC STEPPER INDEXER MOTOR MO92-FD09, 4.6 AMPS, (B338)
PCL451 - Preset Indexers
PGFUN Hollow Rotary Actuator High Accuracy Hollow Rotating Platform Rotary Positioners, Fitting Nema 17 Stepper Motor, Substitutable for Direct Drive Motor and Cam Indexer: Amazon.com: Industrial & Scientific
American Precision Industries P315X-H-X4 Stepper Motor Drive / Indexer | Control System Labs