THULE Circuit XT Fork Mount Carrier 5" high 6" wide Lockable skewer with single-side adjustment to secure the bike to the carrier for stable and secure bicycle transport(lock sold separately) D-shaped corrosion-resistant aluminum tray has tool-free universal mounting which makes it simple and easy to install Integrated high-wall wheel cradle with ratcheting strap provides added Protection and the perfect fit beneath your wheel Fits all Thule rack systems, round bars and most factory racks Works with 15mm, 20mm and left forks with Adapter (53015, 53020, 530l-sold separately) Load capacity -15.9 kg;Dimensions -140 x 22 x 13 cm;Weight -2.8 kg;Fits round frame dimensions -All;Fits maximum wheel dimensions -3"