Anti-skating Calibration Disc Phonograph Cartridge Alignment Protractor Phonograph Cartridge Record Player Turntable Adjustment

Feature: 100% brand new and high quality. Made of high-quality acrylic material, durable, firm and nonslip to use. Light and accurate, it can bring a good and wonderful calibration effect. It is a useful calibration distance gauge tool to adjust the vinyl records. Side A is used to test the skidding force of stylus, Side B is used to calibrate the head. Easy to use, one sided alignment mat provides a diagram for alignment. Specificatins: Item Type: LP Vinyl Pickup Calibration Material: Acrylic Size: Diameter: 295mm/11.6in, Thickness: 2mm/0.07in Color: White Package Includes: 1 x LP Vinyl Pickup Calibration Note: Transition: 1cm=10mm=0.39inch Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid.