SUR-R CKV5 Premium 5/16" Fuel Line Check Valve (Works W/ Steel, Nylon Or Rubber)
Fuel Pressure and Flow Tester with SURR connectors
SUR&R SURR TR555 Deluxe Transmission Oil Cooler Line Repair Kit
TCT-516 Tungsten Carb. Wide Spray Insert. 5/16" straight Bore, OD= 3/4"
Nu-Mark N-516 6" Heavy Duty Pneumatic Sander
MILTON INDUSTRIES S-516 Tire Inflator Gage Made in USA