Item Type: Tonearm LifterMaterial: Aluminum AlloySize:Height: Approx. 44mm/1.73inDiameter: Approx. 16mm/0.63inDiameter: Approx. 14mm/0.55inLifting Distance: Approx. 2.5 mm / 0.1 inSuitable for LP Turntable Vinyl Turntable RecordsPackage List1 x Tonearm Lifter Manual measurement please allow some error.1Function: Tonearm lifter adds automatic handrail lifting to almost all manual turntables. Automatically lift the voice coil at the end of the record to guard the tip of the measuring needle, and the hydraulic lift with ABS lifting rod operates safely, runs smoothly and without noise. 2Professional Design: The tonearm lifter is designed to use common vinyl players and does not require the purchase of a new vinyl player separately. Can be used for most bearing stylus types, from uniaxial to universal joints. A slider is provided to adjust the "Lift Force Sensitivity". 3High Accuracy: The turntable tonearm lifter is equipped with a sophisticated control system for high accuracy arm adjustment and lifting operations. intelligently guard your phono cartridge and extend the life of your stylus. 4Premium Material, Wide Compatibility: The tonearm lifter is made of premium aluminum alloy with good durability and stability. The trigger lift design is easy to install and compatible with almost all styluses on the market. 5Easy to Install: The vinyl recorder phono arm lift raiser is precisely cut to the sizes of the for LP vinyl record case, making it easy to install and remove.