3″ X 3″ Straight Crossmember Aluminum 76″ 3″ X 3″ Straight Crossmember Aluminum 80″ has been added to your order form. Checkout View Order Form $125.95 Any Crossmember Over 76″ Long. 3" X 3" Straight Crossmember Aluminum 76" quantity Add To Order Form SKU: 4427 Category: Crossmembers Related products 76″ Aluminum “V” Crossbar $135.95 Part #:4500 Fits Up To A 76" Wide Frame Width. Add To Order Form 82″ Aluminum “V” Crossbar $143.95 Part #:1183 Fits Up To A 82" 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 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