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4 inch Crossbar tapped 1/8F
4" Crossbar, tapped 1/8F - ground hole, no screw, 4" Crossbar, tapped 1/8F with 8/32F ground hole. Slot size 3/16" X 3 5/8". 16 gauge steel
4" Crossbar, tapped 1/8F - ground hole, no screw, 4" Crossbar, tapped 1/8F with 8/32F ground hole. Slot size 3/16" X 3 5/8". 16 gauge steel