Specification Brand : 80/20 BulletPoint1 : 15 Series T-Slotted Extrusion with Eight Open T-Slots BulletPoint2 : Compatible with all 15 Series Fasteners and Accessories BulletPoint3 : Center cavities can be pressurized up to 150 psi BulletPoint4 : Works well for mounting accessories, flat plates, and hinges while the pressurized cavities lend it to machine frames or robotics applications BulletPoint5 : Made out of 6105-T5 aluminum (or equivalent) with a clear anodized finish Color : Silver ItemForm : Rod ItemName : 8020, 1545, 15 Series 1.5" x 4.5" T-Slot Aluminum Extrusion x 24" Long Extruded T Slotted Profile ItemPackageDimensions_Height : 3 inches ItemPackageDimensions_Length : 30 inches ItemPackageDimensions_Width : 4.5 inches ItemPackageQuantity : 1 ItemShape : Rectangular ItemTypeKeyword : aluminum-bars Manufacturer : 80/20 Inc. Material : Aluminum NumberOfItems : 1 PartNumber : 1545-24 ProductDescription : 1545 is a 1.50” x 4.50” fractional 15 series rectangular T-slot profile with eight open T-slots, three on each 4.50” face and one on each 1.50” face. The profile has align-a-grooves to assist in alignment when connecting profiles. The 1545 profile is compatible with 15 series fasteners and has center cavities that can be pressurized up to 150 psi The eight open T-slots make this profile great for mounting accessories, flat plates and hinges while the pressurized cavities lend it to machine frames or robotics. ProductSiteLaunchDate : 2008-08-28T20:09:32.000-00:00 SupplierDeclaredDgHzRegulation : unknown SupplierDeclaredHasProductIdentifierExemption : 1