Great Stuff Pro 14 Industrial Aluminum Expanding Foam Foam Gun tier-discount-7 The 901C Mechanical flow meter

The 901C Mechanical flow meter has a large easy to read display

outer diameter with an oval edge nylon ball bearing roller

Also for fleas

15/64" approx

Great Stuff Pro 14 Industrial Aluminum Expanding Foam Foam Gun tier-discount-7 The 901C Mechanical flow meterThe Great Stuff Pro 14 gun is designed to create an air and moisture tight seal between the gun and the can. This prevents the foam from curing and blocking the dispensing valve, letting you reuse the can for up to 30 days. Store can upright with gun securely attached. The gun has a flow control screw mechanism located on the back, which allows you to dispense beads from 1 8" to 3" in size. The nozzle design permits you to place the bead precisely