Simply place the protractor on your turntable platter and follow the instructions printed on the protractor.
Ortofon Cartridge Alignment Protractor. Two Point Alignment Gauge. New. DECO
Pro-Ject Cartridge Alignment Protractor. Two Point Alignment Gauge. New. DECO
Ortofon Premium Cartridge Alignment Protractor. Two Point Alignment Gauge DECO
Turntable Cartridge Alignment Protractor Sound with Precise Stylus Alignment Arm
Analogue Studio Mirrored Cartridge Alignment Protractor- HI-FI CHOICE Recommend
Record Player Strobe Disc + Cartridge Alignment Protractor 12”
