Portable Bullpen Strings

Alternative to pouring concrete for your bullpen string setup. The 1.5” diameter adapter (product drawing) bolts to our premium base frame. The DIY Bullpen Strings include 2 adapters and 2 premium base frames. We provide a list of items available at Home Depot ($103) to complete your setup. Perforated steel square tube (PSST) is designed to telescope and be bolted together. PSST is readily available in diameters of 1.5”, 1.25”, and 1.0”. The 1.0” and 1.25” diameters of PSST are available in 3’, 4’, and 6’ lengths. This allows for a 3’ to 12’ PSST telescoping height range.