3 Hole Slotted Inside Corner Bracket
Part # 10CB4226
Regular price $ 3.16
Part #:10CB4226
Material: Clear anodized aluminum
Recommended
Recommended Hardware:
(3) 1/4-20 x 1/2" BHSCS 
(3) 1/4-20 Economy T-Nut
(3) 1/4-20 x 1/2" BHSCS (3) 1/4-20 Economy T-Nut