A very useful section of aluminium T-Track which can be utilised for all manner of routing jigs, clamps and devices. The external measurements are 19 x 9.5mm deep, the slot is 8.9 x 6.4mm deep and the T-section is 13.6mm wide. Available in 610mm(24") or 915mm(36") lengths. The star knob on the hold down clamp allows you to secure your work easily. Clamping width of 30mm. Used with the UJK Technology T-Track gives a thickness capacity of up to 50mm.