Linear Stage Actuator Travel 200mm Ballscrew 1605 Double Optical Axis Linear Rail Guide Manual Slide Stage C7 - Ruler for CNC Router Controller DIY 3-axis Ball Diameter - 6.5mm outer diameter is 7/8" and

outer diameter is 7/8" and width is 9/32"

2 31/32" 0

outer diameter is 72mm and the width is 17mm

Equal NSK 6020ZZ

HCP206-20 Pillow Block Bearing

Linear Stage Actuator Travel 200mm Ballscrew 1605 Double Optical Axis Linear Rail Guide Manual Slide Stage C7 - Ruler for CNC Router Controller DIY 3-axis Ball Diameter - 6.5mm outer diameter is 7/8" and198mm Manual Ball Screw Linear Slide Table SFU1605 C7 Accuracy CNC Aluminum Handwheel Assembly This precision manual sliding table features a 198mm (7. 7") stroke, built on a durable aviation grade 6061 aluminum profile with a sandblasted, rust resistant finish. It includes an SFU1605 C7 grade ball screw for smooth, low noise linear motion, a laser engraved handwheel with a locking pointer, and an HD ruler for accurate positioning perfect for DIY CNC