3″ X 3″ Straight Crossmember Aluminum 80″ 4 1/2″ Aluminum I Beam has been added to your order form. Checkout View Order Form $130.95 Any Crossmember Over 80″ Long. 3" X 3" Straight Crossmember Aluminum 80" quantity Add To Order Form SKU: 4425 Category: Crossmembers Related products 7 1/2″ Aluminum I Beam $32.95 Part #:218 Sold By The Foot. Add To Order Form 58″ Aluminum “V” Crossbar $107.95 Part #:4813 Fits Up To A 58" Wide Frame Width. Add To Order Form 4 1/2″ Aluminum I Beam $19.95 Part #:215 Sold By The Foot. Add To Order Form 105″ 3″ X 3″ Aluminum Straight Crossbar Extended Step $159.95 Part #:3608 Extends Past The Frame For Extra Fender Support. One Front And One Rear Of The Fender. Up To 105" Long. Add To Order Form