These HEAVY-DUTY CLAMP-ON REVERSIBLE SIDEKICK clamps hold your frame up when placed on either side of the frame while printing. 2 sizes cater to the needs of screen printers working on hand tables, one person vacuum tables with small and large frames. Choose from 6" right or left Reversible Sidekick for 30" x 45" maximum frame size and 9" right or left Reversible Sidekick for 48" x 80" maximum frame size.