Creality BLTouch V3.1 Auto Bed Leveling Sensor Kit for 32 Bit V4.2.2(.7)Mainboard Ender 3v2/3/Pro/Ender 5/Pro/CR-10,Capricorn PTFE Bowden Tubing 1M,Aluminum Extruder, 0.4mm Nozzle, PC4-M6/M10 Fittings BL Touch Kit auspowers_batchone stable and durable under maximum

stable and durable under maximum performance

Efficient No tools required in use

easy to clear magazine

Total length per roll: 30 Feet / 354 Inches 9M

It's the photo interrupter sensor

Creality BLTouch V3.1 Auto Bed Leveling Sensor Kit for 32 Bit V4.2.2(.7)Mainboard Ender 3v2/3/Pro/Ender 5/Pro/CR-10,Capricorn PTFE Bowden Tubing 1M,Aluminum Extruder, 0.4mm Nozzle, PC4-M6/M10 Fittings BL Touch Kit auspowers_batchone stable and durable under maximumCreality BLTouch V3. 1 Auto Bed Leveling Sensor Kit for 32 Bit V4. 2. 2(. 7)Mainboard Ender 3v2 3 Pro Ender 5 Pro CR 10,Capricorn PTFE Bowden Tubing 1M,Aluminum Extruder, 0. 4mm Nozzle, PC4 M6 M10 Fittings Read more Read more Read more Read more Product Features Package Include: BLTouch V3. 1 Auto Bed Leveling Sensor(Includes 1 replacement probe),Capricorn PTFE Teflon Tubing 1M, Aluminum Extruder,4* Premium Metal Bed Springs, 2*PC4 M6 Pneumatic