The part number is WP-SSBP205 and This item has the following Dimensions: WP-SSBP205 - Shaft 25 mm
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RMT20X500SA
Airtac Rodless Magnetic Air Cylinder, Guided Axial Deep Groove Ball Bearings 511 The part number is WP-SSBP205RMT20X500SA Airtac Rodless Magnetic Air Cylinder, Guided Rodless pneumatic cylinder, magnetic, guided, 20mm Bore, 500mm Stroke, with magnet, 2 Shock absorbers, PT thread type Acting Type Double Acting Airtac rmt Guided Rodless Magnetic Air Cylinder Airtac Product Series Airtac RMT Rodless Magnetic Air Cylinder Guided Bore Size 20mm Brand Airtac Component Type Rodless Pneumatic Cylinder Magnet With Magnet Stroke Length 500mm Thread Type PT