The Topeak MTX Dual Side Frame expands your bike’s cargo capacity and improves load stability when using MTX TrunkBags with panniers. Built from durable aluminum, these side frames provide additional support for heavy loads, keeping panniers steady and balanced on rough terrain. Designed for quick installation and removal, the MTX Dual Side Frame integrates seamlessly with MTX TrunkBag DXP, EXP, and compatible MTX rear racks. Whether touring long distances or commuting daily, this lightweight yet strong frame ensures reliable performance and hassle-free setup.