STURDY:This bike carrier rack is made of durable aluminum alloy,strong and well built bike rack for carrying lots of weight.

QUICK RELEASE:Quick release mount at seat post. Easy to install and come with tools and installation instruction.

LARGE LOAD:This carrier rack is made of quality aluminum alloy,lightweight,but carries up to 115 lbs

W-SHAPED & ADJUSTABLE DESIGN:Design with W-shaped bars to prevent pannier from hitting the tires,keeps your pannier safe. The adjustable shelf and bottom rods,fits 18""-27.5"" mountain bike type and road bike type.