2PCS linear shaft OD8/10/12/16mm Length100-550mm with two ends of M4/M5/M6 thread hole depth of 8-16mm Chromed Harden Rod Shaft

2PCS linear shaft OD8/10/12/16mm Length100-550mm with two ends of M4/M5/M6 thread hole depth of 8-16mm Chromed Harden Rod Shaft

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