Features and Benefits: 10" Tall Translucent Funnel with a 6-3/4" offset from center of mouth to center of spout for hard-to-reach applications; Useful for adding brake fluid to master cylinders on mini-vans, adding gear lube to differentials, filling the DEF reservoir on GM Duramax diesels as well as other applications; The funnel mouth is 3.5" O.D. and the spout is .7" O.D.; Weight: 0.20; Ball Stop for 5/8 OD Hose.