58″ Aluminum “V” Crossbar 5 1/2″ Aluminum I Beam has been added to your order form. Checkout View Order Form $107.95 Fits Up To A 58″ Wide Frame Width. 58" Aluminum "V" Crossbar quantity Add To Order Form SKU: 4813 Category: Crossmembers Related products 10″ Aluminum I Beam $76.95 Part #:4812 Sold By The Foot. Add To Order Form 3″ X 3″ Straight Crossmember Aluminum 80″ $130.95 Part #:4425 Any Crossmember Over 80" Long. Add To Order Form 52″ Aluminum “V” Crossbar $99.95 Part #:4497 Fits Up To A 52" Wide Frame Width. Add To Order Form 3″ X 3″ Straight Crossmember Aluminum 52″ $89.95 Part #:4426 Any Crossmember Under 58" Long. Add To Order Form