Model SP2-25. Position and motion sensors for data acquisition. 25" range. Complete with mounts and wiring. Don't know for sure if they work, but should, everything else from this team is always good.
Measurement Specialties SP2-25 25" string pot
Tire Tread Depth Gauge QuickCar QRP 56-104 tool measurement management
Quadrajet Float measurement tool, drop gauge
Longacre 78320 Chassis Height Measurement Tool - Short
HRD Mainshaft Thrust Measurement Tool for Honda B/K Series
Universal Fit Front Bumper Lip Chin Splitter Polypropylene PP -Check Measurement