Bearing inner diameter is 54
The Bearings part number is 21305-CA-W33 and This bearing has the following Dimensions: 21305 CA W33 25x62x17 mm
CF24BUU IKO Cam Followers Bearings
UCFL212-J7 Flanged Housing Units Brand: FAG
TTG32X10SRT Airtac TTG Pneumatic Stopper Cylinder
SAI50X200SG
Airtac Standard Air Cylinder, Double Acting Needle roller/angular contact ball bearings Bearing inner diameter is 54SAI50X200SG Airtac Standard Air Cylinder, Double Acting Standard pneumatic cylinder, double acting, 50 mm bore size, medium carbon steel rod, 200 mm stroke, with magnet, TPU seal, G thread type Acting Type Double Acting Airtac sai Standard Air Cylinder ISO15552 (ISO6431) Airtac Product Series Airtac SAI Standard Air Cylinder ISO15552 (ISO6431) Bore Size 50mm Brand Airtac Component Type Standard Air Cylinder Magnet With Magnet Stroke Length 200mm