FixtureDisplays 19" Long Aluminum Slatwall Inserts 1748-19" FixtureDisplays 19" Long Aluminum Slatwall Inserts. This slatwall inserts is perfect for use of slatwall panels to add support, style and protection from blow out. Get organized with slatwall inserts, retail stores, garages, show rooms and more! Aluminum Slatwall insert is a standard for most slatwall, but please check the drawing to confirm fit with your panels before ordering. Measures 1.4" W x 0.5" H x 0.3" Wall. Total length is 19". Not all slatwalls are equal, we recommend you order 1 unit to test prior to order larger amounts. Shipping to Canada and Mexico: import duty and fees apply.