Select values from the drop down lists or make appropriate selections to configure the part number. Magnet -- Pick an Option -- None D (Built-in) Mounting -- Pick an Option -- B (Standard) C (Single Clevis) D (Double Clevis) F (Front Flange) G (Rear Flange) L (Foot) T (Center Trunnion) Tube -- Pick an Option -- 125~160 Aluminum (with or w/o magnet);180~200 Steel (w/o magnet),Aluminum (w/magnet);250 Steel F (125 to 160mm Steel) Bore Size -- Pick an Option -- 125mm 140mm 160mm 180mm 200mm 250mm Thread -- Pick an Option -- Rc TN (NPT) TF (G) Stroke -- Pick an Option -- 100mm 150mm 200mm 250mm 300mm 350mm 400mm 500mm 600mm 700mm 800mm 900mm 1000mm 1100mm 1200mm 1300mm 1400mm 1500mm 1600mm 1700mm 1800mm 1900mm 2000mm 2100mm 2200mm 2300mm 2400mm Option -- Pick an Option -- Cushion at Both Ends H (Rear Cushion) HJ (Rear Cushion & Nylon Tarpaulin Rod Boot) HK (Rear Cushion & Heat Resistant Tarpaulin Rod Boot) J (Nylon Tarpaulin Rod Boot & Cushion at Both Ends) JN (Nylon Tarpaulin Rod Boot w/o Cushions) JR (Nylon Tarpaulin Rod Boot & Front Cushion) K (Heat Resistant Tarpaulin Rod Boot & Cushion at Both Ends) KN (Heat Resistant Tarpaulin Rod Boot w/o Cushion) KR (Heat Resistant Tarpaulin Rod Boot & Front Cushion) N (w/o Cushion) R (Front Cushion) Cylinder Switch Type -- Pick an Option -- No Switch M9B--Solid State , Gen. Purpose, 2 Wire, Horizontal, 0.5M M9BA--Solid State, Water Resist., 2 Wire, Horizontal M9BV--Solid State , Gen. Purpose, 2 Wire, Vertical, 0.5M M9BW--Solid State, 2-color Indication, 2 Wire, Horizontal M9BWV--Solid State, 2-color Indication, 2 Wire, Vertical M9N--Solid State , Gen. Purpose, 3 Wire NPN, Horizontal, 0.5M M9NA--Solid State, Water Resist., 3 Wire NPN, Horizontal M9NV--Solid State , Gen. Purpose, 3 Wire NPN, Vertical, 0.5M M9NW--Solid State, 2-color Indication, 3 Wire NPN, Horizontal M9NWV--Solid State, 2-color Indication, 3 Wire NPN, Vertical M9P--Solid State , Gen. Purpose, 3 Wire PNP, Horizontal, 0.5M M9PA--Solid State, Water Resist., 3 Wire PNP, Horizontal M9PV--Solid State , Gen. Purpose, 3 Wire PNP, Vertical, 0.5M M9PW--Solid State, 2-color Indication, 3 Wire PNP, Horizontal M9PWV--Solid State, 2-color Indication, 3 Wire PNP, Vertical A90--Reed, AC Volt, Horizontal, 0.5M A93--Reed, DC Volt, AC Volt, LED, Horizontal, 0.5M A96--Reed, DC Volt, LED, Horizontal, 0.5M Lead Wire or Pre-wired Connector -- Pick an Option -- 0.5m Lead Wire (Or None in the Case of No Switch) L (3m Lead Wire) Z (5m Lead Wire) MAPC (1.0m Cord Length, M8-3 Pin Connector) MBPC (1.0m Cord Length, M8-4 Pin Connector) MDPC (1.0m Cord Length, M12-4 Pin Connector) SAPC (0.5m Cord Length, M8-3 Pin Connector) SBPC (0.5m Cord Length, M8-4 Pin Connector) SDPC (0.5m Cord Length, M12-4 Pin Connector) LAPC (3.0m Cord Length, M8-3 Pin Connector) LDPC (3.0m Cord Length, M12-4 Pin Connector) Number -- Pick an Option -- 2 pcs. (Or None in the Case of No Switch) 3 pcs. 4 pcs. S (1 pc.) Lock Unit Built-in Magnet -- Pick an Option -- None D (Built-in) Lock Unit Switch Type -- Pick an Option -- No Switch A90--Reed, AC Volt, Horizontal, 0.5M A90L--Reed, AC Volt, Horizontal, 3M A93--Reed, DC Volt, AC Volt, LED, Horizontal, 0.5M A93L--Reed, DC Volt, AC Volt, LED, Horizontal, 3M M9B--Solid State , Gen. Purpose, 2 Wire, Horizontal, 0.5M M9BL--Solid State , Gen. Purpose, 2 Wire, Horizontal, 3M M9BZ--Solid State , Gen. Purpose, 2 Wire, Horizontal, 5M M9N--Solid State , Gen. Purpose, 3 Wire NPN, Horizontal, 0.5M M9NL--Solid State , Gen. Purpose, 3 Wire NPN, Horizontal, 3M M9NZ--Solid State , Gen. Purpose, 3 Wire NPN, Horizontal, 5M M9P--Solid State , Gen. Purpose, 3 Wire PNP, Horizontal, 0.5M M9PL--Solid State , Gen. Purpose, 3 Wire PNP, Horizontal, 3M M9PZ--Solid State , Gen. Purpose, 3 Wire PNP, Horizontal, 5M Options in: Gray are not compatible with other selected option value. Red conflict with another selected option value. Amber are not recommended.