Below are the available bulk discount rates for each individual item when you purchase a certain amount
This base has all the tilt, turn and rotate control features of the Standard Base, but it's only 2-1/2" high. Designed for working close to the bench surface. Holds all 300 series heads. This base has three 1/4" (6mm) countersunk mounting holes on a 4-5/16" (111mm) bolt circle for attaching directly to a work bench or to a portable Base Mount. Accepts all 5/8" (16mm) stems. #305.