5 1/2″ Aluminum I Beam 6 1/2″ Aluminum I Beam has been added to your order form. Checkout View Order Form $23.95 Sold By The Foot. 5 1/2" Aluminum I Beam quantity Add To Order Form SKU: 216 Category: Crossmembers **Price Is Per Foot** Related products McClain Frame To Crossbar Support $4.95 Part #:2332 Used With The 4 1/2" And 5 1/2" Tall I Beam. Add To Order Form 8″ Aluminum I Beam $49.95 Part #:219 Sold By The Foot. Add To Order Form 7 1/2″ Aluminum I Beam $32.95 Part #:218 Sold By The Foot. Add To Order Form 4 1/2″ Aluminum I Beam $19.95 Part #:215 Sold By The Foot. Add To Order Form