Small inner diameter is 3/8”, overall length is 2”. Medium inner diameter is 1/2”, overall length is 2-1/4”. Large inner diameter is 5/8”, overall length is 2-3/4”.Nada$34.00PriceGauge*SelectSize*SelectMetal*SelectQuantity*Add to CartMost designs and sizes are available in: Stainless Steel (316LVM ASTM F-138) Brass (85% Copper/15% Zinc) Copper (straight up copper)