For sale is a USED, SUMMER ST-701 ADJUST-A-ROLL BASE with steel wheels. Seven available, your bid is for one. Missing Brakes, but an easy fit by adding bolt. Rusted but in good working order. Designed for quick pipe positioning from either side. Holds pipes up to 2,000 Lb (900 Kg). Handles pipe sizes from 1/2" to 48" (1.2 - 120 cm) with quick change design. Specially engineered for true pipe rotation to avoid welder interference. Great for lay-outs or fit-ups.