The Topeak BabySeat II 29er Rack MTX 2.0 is a heavy-duty rear rack engineered for 29-inch disc-brake bikes. Built from durable 6061 T-6 hollow aluminum, it supports up to 27 kg (60 lbs) while offering clearance for modern frame geometries. The MTX QuickTrack plate provides seamless compatibility with all Topeak MTX TrunkBags, rear baskets, and MTX 2.0 TrunkBags. Its simple, tool-free attachment design makes it perfect for mounting the BabySeat II or carrying additional gear during commuting or touring.