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For sale is a USED, SUMMER ST-502 ADJUST-A-ROLL BASE WITH TRANSFER BALLS. five available, your bid is for one. Slight rust on the transfer balls, but freed right up using penetrating oil. 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.
