This part is a Gate Valve, Unibody, Magic, 2-1/2"s x 2-1/2"spg, 80psi..
If you want a lock for this valve click this link to add the lock: 2 1/2" Gate Valve Lock
You are buying on a 2" Spigot X 2" Slip Slice Gate Valve. The Valve recieves a 2" pipe or fitting (Which is about 2 3/8" Inside Diameter) on one side and then slips inside of a 2" fitting (Which is...
"Magicmend" Extender FittingFits over the outside 1.5" fitting and allows a new 2" spigot or 1.5" slip connection. PVC Pipe Fitting Type Extender, Outside Fitting Plumbing Repair Fitting Type...