3/16" x 1/4" Tubing for Pinch Valve Back Catalog number: PC-5300-044 Availability: In the manufacturer's stock Price on request - + Recommended PC-5000-436 FMI pump 220v modified for MANTECH use Price on request MA753 Hard carrying case for 2 Waterproof testers Price on request MA9315 Electrode holder for bench meters Price on request