The BAKFlip FiberMax includes all of the features of a standard aluminum BAKFlip, now with an FRP (Fiberglass Reinforced Polymer) surface, making the cover dent, scuff and ding resistant, as well as cooler to the touch. Its tough aluminum substructure, robust hinge design, and patented slam latch system make the FiberMax an easy-to-use, dependable cover that is built to last.

Our best-selling cover, the BAKFlip G2, is the smartest investment when your job calls for a cover that offers full bed access when you need it, and maximum theft protection when you don’t. The all-new integrated buckle system allows you to drive with your cover folded, flipped up or closed.

Interlocking aluminum slats lined with heavy duty vinyl
Slats, clamps, and vinyl are all matte black for the ultimate sleek appearance
Slats are capped to protect your hands and ensure easy use of the tonneau cover
The X4S side seals are flattened for a more streamlined look
Rotational locking rail system secures the cover when closed
The cover can be opened and locked in place with included buckle straps to haul large items
Built-in bulkhead seal protects your cargo from rain, snow, and other elements
Does not block access to stake hole pockets
With its matte-black finish, ease of use, and impressive security, The BAK Revolver X4S is one of the most elite hard rolling tonneau covers available for your truck. The X4S truck bed cover is made of interlocking aluminum slats, which are covered with a heavy-duty vinyl tarp to produce a smooth appearance and protect your cargo from the elements.