Feature:1. APPLICABLE MODELS: High accuracy cassette cauge (head and guide gauge) compatible with for Student ReVox, for TEAC, for BASF, for Nagar and Other Models of DVRs.2. MAGNETIC: The thickness standard of the gauge plate is 2.4450.02mm, the thickness of the strip is 3.810.025mm, and the measuring plate is engraved with a magnetic head. Lower limit line, both sides of the gauge plate general.3. WITH ALIGNMENT BAR: This is the cassette gauge with the alignment bar. The main plate is accuracy machined from two stainless steel rods. The alignment bar is made of stainless steel.4. EASY TO SEAT: This gauge allows the user to set the tape guide height, head storke (depth of penetration into the cassette box )and heas zenith (tilt).5. DURABLE MATERIAL: Cassette cauge set is made of premium metal, durable and wear resistant, easy to install, long service life.Specification:Item Type: Cassette Head and Guide Gauge SetProduct Material: Stainless SteelColor: SilverGauge Plate Thickness: 2.4450.2mmScribe Thickness: 3.81-0.025mmApplicable Models: for Student ReVox, for TEAC, for BASF, for Nagar and Other Models of DVRs.Package List:1 x Cassette Head and Guide Gauge2 x Check BarNote: