Andustrial 3-in Straight Strut Bracket in the Strut Accessories department at Lowes.com
Aluminum Unistrut Channel 41 mm x 42 mm (3M) - SSHN
Wholesale HDMANN Stainless Steel Unistrut C Shaped Strut Channel Unistrut Angle Brackets From m.alibaba.com
1-5/8" x 1-5/8", 12 ga Channel, Solid, 10', Type 304 Stainless Steel
Amazon.com: Genuine Unistrut Brand P1047-EG 5 Hole"U" Shaped Connector Bracket for All 1-5/8" Strut Channel : Industrial & Scientific
NEWHOUSE ELECTRIC 1-5/8 in. 4 ft. 12 Gauge Steel Half-slot A Strut Channel, Slotted Back, Electro-Galvanized Metal U-Bracket SC12-4-EG - The Home Depot
Superstrut 10 ft. 14-Gauge Silver Electro-Galvanized Strut Channel ZB14HS10EG - The Home Depot
Unistrut P4100T Slotted Shallow Strut, 14 Ga, 10 FT, Type 304 SS - P4100T-10SS (Options: Stainless Steel Options: Type 304, 10 Feet)
Trapeze Mount Food Grade Strut® (With Holes) - Unistrut Midwest