4 FT - 1/4" Aluminum Channel 1/16" Walls x 5/8" High 6063 Alloy T-6 Temper Clear Anodized$$Building Supply

1/4" Aluminum Channel 1/16" Walls x 5/8" High Clear Anodized For 1/4" Material Inside with of channel is 1/4" 100% USA Made by Randall Manufacturing part number 4 FT M-4024 6063 Alloy T-6 Temper