UBCO 2X2 Pannier Frames2X2 Pannier Frames Our clever Pannier Frames unlock the ability for the UBCO 2X2 to carry UBCO Pannier Bags on the rear of the bike, giving you the opportunity to carry more gear, no matter where youre going. One set includes two pannier frames Corrosion resistant aluminium alloy Compatible with UBCO Pannier Bag and Backpack Compact and lightweight design 28mm x 243mm x 340mm (WHL) Pannier Backpack sold separately