Click to expand Tap to zoom Sigma Measuring Bar Clamping Knob for 3 Series Tile Cutters by Sigma Sale $20.00 | / SKU 108621 Currently Available 12 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Replacement clamping knob lever for 3 Series Sigma tile cutters. More Information