Also called Cornelius Kegs, Corny Kegs and Corney Kegs, they were originally intended to store and distribute soda pre-mix. For ball-lock we sell both new ball-lock and refurbished ball-lock kegs, we only sell refurbished pin-lock kegs. I personally think the low profile designation is a bit shady, and probably just a way to try to try to charge a bit more than market for a converted pin lock keg, or at least get more takers. Convert Firestone Pin Lock Kegs to Ball Lock in a snap. Ball-lock, pin-lock and sankey style kegs in 3 gallon, 5 gallon, 1/6 barrel and 1/2 barrel. Standard ball lock kegs measure 25″ tall x 8.5″ diameter, while standard pin lock kegs measure 23″ tall x 9″ diameter. Since standard Ball Lock and Pin Lock Lids are interchangeable. View full details Add to cart Body Connect For Ball Lock Corny Keg Gas In (New) Brewmaster $13.99. – Jump To: Pin Lock Section. I have accumulated 13. in terms of ball lock vs pin lock, its really just a matter of personal preference and what you have access to. The CornyKeg pin to ball lock conversion kit allows you to convert any Firestone, Spartansburg or Hoover pin lock keg into a ball lock keg. I’m confused, is this line correct: “Pin Lock on left, Ball Lock on Right.”? Their sizes are generally about the same, but some kegs and manufacturers vary slightly. Note that you can also pretty easily use both Pin Lock and Ball Lock kegs. The first difference is the dimensions. These o-rings break, become malformed and can easily… get lost. Home Brew Keg Roundup – New & Used, 5 and 2.5 Gallon & More! One port has a short tube leading down into the liquid, and this is the "gas-in" port. I chose ball lock over pin lock in the end because the pin locks kept popping off when jockeying my tapped kegs around, while the ball locks, once attached, stayed attached. Hoses attach to the threaded flare fittings seen at the top. For the larger 7/8″ posts I’ve seen both 6 point and 12 point styles. //