Livesound's E75 Hybrid Mating Extrusion Livesound Sale! from 1130 /per Qty. Add to Cart Livesound Hybrid Mating Extrusion for 7mm Panels (Reversible) - Sold by the Meter. - 5 Meter Lengths. Qty available:49 SKU:E75 Extrusions - Hybrid Mating Extrusions