Talboys' flow control devices offer selection and quality. They are finely machined to deliver accurate regulation or interruption of fluid flow. Every flow control device resists corrosion and rust. Hosecocks offer easy one-hand operation. Convex bearing surfaces and rounded edges protect tubing. Pinchcocks are designed to quickly start and stop flow to provide complete closure without damaging tubing. Operated with a simple squeeze operation. Constructed of nickel-plated zinc (unless otherwise noted).Adjustment screw with oversized head for accurate regulation. Built-in side lugs for foot mounting.