Fixturing towers Refine by Thread M4 M6 M8 1/4-20 << Previous123 Product Unit price Add to cart 15.9 mm × 15.9 mm × 41.3 mm tower block with M4 threadR-TB-1619-4 $68.25 0.75 in × 0.75 in × 2.75 in tower block with 1/4-20 threadR-TB-751-20 $68.25 1.00 in × 1.00 in × 12.00 in tower (4 sides, 1 row) with 1/4-20 threadR-T-112-20 $177.00 << Previous123 Shopping security Recall your cart