The 4.5 Pump Vacuum Cup from Matthews comes equipped with a single 5/8 pin. The cup will adhere to a reasonably flat non-porous surface. Just pump until the red marker line disappears into the cup.
The 4.5 Pump Vacuum Cup from Matthews comes equipped with a single 5/8 pin. The cup will adhere to a reasonably flat non-porous surface. Just pump until the red marker line disappears into the cup.