Integrated low profile, surface-mount rooftop load system, complete kit. Lowest profile rooftop system available, JK 4dr hard tops only. Providing true walk-on strength and designed to provide optimal loading with minimal height penalties. Includes heavy duty 2 inch Congo Pro JK Front Hoop and 1 5/8 inch dia. JK LO-PRO Front to Back Rails, which extend full length of Jeep top, providing generous attachment points with optional Stand-off Brackets PN# 60321 and Cross Over Clamps PN# 60330. System mounts directly through JK hard top at rear of vehicle load platform requires four small drill holes. Rear mount reinforcement is completed using 4 roll bar connection braces, includes a solid 2 inch vertical load bearing support bracket. Interior support mounts preserve space, visibility and storage. JK LOW-PRO design provides excellent loading strength and horizontal stability, minimizing load transfer to factory hardtop. Optional accessories such as Grab Rails, Rail kits, and accessory brackets are available. System includes PN#s; 55045, 55050, 55015, 55070. 07-Current Wrangler JK, 4-Door;Black powder G25820;Will not fade or dull;Industrial grade fasteners for added strength;Corrosion resistant;Mounts directly through factory hard top;Includes 1-5/8? roof rails compatible with mounting KMS accessories;Lowest clearance system available;800 pound static load;300 pound travel load;Minimal drilling required;Nationwide lifetime frame warranty