Lt will fit both the Top Tap and Bottom Tap versions.
Replacement Barrel 4" O'ring for King Keg - 2+ For 5% & 3+ for 10% Discount
Replacement Piercing Pin And O Ring For Stainless Steel S30 Valve - Homebrew
S30 Pin Conversion Pack Replacement Piercing Pin and O Ring for Stainless Valve
Replacement O Ring Seal For Hambleton Bard 4 Inch Barrel Cap - Homebrew Keg
3 x Thick Replacement O-ring Seal Kits For Cornelius / Corny Kegs. Home Brewing
Replacement O Ring Seal For 2" Barrel Cap - Fits Homebrew Pressure Barrels & Keg