This aluminum block is used to join two cylindrical objects perpendicularly (90°) together such as two linear guide rods. Simply insert the rod inside each slot and use Allen head screws to secure the clamp. https://elecena.pl/product/25569121/aluminum-cross-clamp-block-cnc 2024-03-12 https://elecena.pl/product/25569121/aluminum-cross-clamp-block-cnc 2025-10-29