3″ X 3″ Straight Crossmember Aluminum 52″ 3″ X 3″ Straight Crossmember Aluminum 76″ has been added to your order form. Checkout View Order Form $89.95 Any Crossmember Under 58″ Long. 3" X 3" Straight Crossmember Aluminum 52" quantity Add To Order Form SKU: 4426 Category: Crossmembers Related products 3″ X 3″ Straight Crossmember Aluminum 80″ $130.95 Part #:4425 Any Crossmember Over 80" Long. Add To Order Form 58″ Aluminum “V” Crossbar $107.95 Part #:4813 Fits Up To A 58" Wide Frame Width. Add To Order Form 10″ Aluminum I Beam $76.95 Part #:4812 Sold By The Foot. Add To Order Form 3″ X 3″ Straight Crossmember Aluminum 76″ $125.95 Part #:4427 Any Crossmember Over 76" Long. Add To Order Form