Order processing is 5-7 business days Filter View cart “(CB-045-K) 4 Hole Inside Corner Gusset with tabs (88mmX88mmX42mm)” has been added to your cart. NEW PRODUCTS!!! (67) 20 Series / 6mm Slot (23) 10 Series Extrusions (36) 10 Series Hardware (49) 10 Series Brackets and Plates (84) 15 Series Extrusions (22) 15 Series Hardware (50) 15 series Brackets and Plates (91) 30 Series - Slot 8 (28) 45 Series / 10mm slot (44) Accessories (97) Clearance Parts (43) Discounted Bulk / Volume bundles (3) Imperial Screws (17) Metric Screws (6) 40 Series (40) Tools (10)