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Porta-Wheels offer mobility when attached to the PS-3 or PS-4 Gilson Porta-Screen®, SP-1 Universal Sample Splitter, SP-1C Gilson Fixed Chute Splitter, or SP-10 Gilson Enclosed Splitter. These pre-drilled ball-bearing wheel assemblies with rubber tires quickly and easily attach to the bottom of the device on each side at the back. Porta-Wheels are sold in sets of two.
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