1630 Hybrid Ceramic Bearings can be made with chrome 52100 or stainless steel for the inside and outside race along with silicon nitride balls
NU311-E-XL-TVP2-C3 Cylindrical Roller Bearings Brand: FAG
AHX3024 Withdrawal sleeves Brand: FAG
71802CDGA/P4 Super Precision Angular Contact Spindle Bearing 15x24x5mm 71802CDGA/P4
Does away with the need for stepped pulleys
SAU40X400SG
Airtac Standard Air Cylinder, Double Acting Pneumatic Stopper Cylinders (MRO) 1630 Hybrid Ceramic Bearings canSAU40X400SG Airtac Standard Air Cylinder, Double Acting Standard pneumatic cylinder, double acting, 40mm bore size, 400 mm Stroke, with magnet, G thread type, TPU Seals Acting Type Double Acting Airtac sau Standard Air Cylinder Profile Type Airtac Product Series Airtac SAU Standard Air Cylinder Profile Type Bore Size 40mm Brand Airtac Component Type Standard Air Cylinder Magnet With Magnet Stroke Length 400mm Thread Type G