M-Series - 19-21 Silverado 1500/Sierra 1500, 6.6'

Please allow up to 10 business days to build & ship your order.

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The M-Series retractable truck bed cover provides you the security of a hard cover, smooth appearance of a soft cover, and convenience of a retractable cover. Its durable vinyl-over-aluminum hybrid cover design is dedicated to four season protection and optimal bed security. It tackles durability while remaining exceptionally easy to operate with its unique frictionless construction and insulated grip lever. Simply use its key to unlock the cover and begin to open towards the cab as it retracts into its compact canister. The M-Series can open, lock and close without even opening the truck’s tailgate and locks in multiple open positions. Checking the box for unmatched convenience and quick access to your bed and gear. Roll-N-Lock’s M-Series retractable truck bed cover has a quick and easy install, Made in the USA, and backed by a 3 year warranty.



Vinyl-over-aluminum low-profile design maintains a sleek truck bed cover appearance with an aluminum undercarriage that has a patented, contoured hinge design for frictionless rotation & theft protection


Features a torsion spring enclosed in a 3" aluminum casing, along with patented contoured hinge design for frictionless rotation to enable effortless & secure operation


All Roll-N-Lock covers have the most compact canister of any other retractable cover. Sitting just 7 ¼" deep & featuring an aerodynamic housing lid to preserve truck bed cargo space


Simple to install with patented, clamp-on track design. All Roll-N-Lock covers are made in the USA & backed by a US-based customer support team, as well as a 3-year guarantee


Installation varies by part number. Please select vehicle to see the specific installation instructions.


The Roll-N-Lock M-Series has a 3 year limited warranty. This warranty is to the original owner and is non-transferable. Roll-N-Lock makes every effort to assure that its products meet high quality and durability standards to the original retail consumer/purchaser of our products that each product be free from defects in materials and workmanship.


20 Total
Maximo D.
2007 Chevrolet Silverado 1500 Classic
5 / 5
13 November 2020
Now we are able to travel and not worry about anything in the back of the bed will get wet or stolen. Thank great.
Terry T.
2020 Ford F-350 Super Duty
5 / 5
21 October 2020
Awesome install and appearance....Had to shim rails and cover works effortlessly!
Brian E.
2010 Toyota Tundra
5 / 5
11 October 2020
Been having issues with the left lock not locking. Lubed with WD-40. Seems to be better.
2020 Toyota Tacoma
5 / 5
18 September 2020
Roger C.
5 / 5
17 September 2020
High Quality Materials and Design
Very happy with the M-Series and the Cargo Manager that we bought for our 2020 GMC Sierra 2500 HD. The quality of the materials and build is fabulous. While the instructions are good, it really pays to watch the installation video. I have a slight amount of leaking of water at the front of the bed, but I think more due to me not getting it quite tight enough to the front. So, I'm having to a... Read More
Eric W.
2014 GMC Sierra 1500
5 / 5
11 September 2020
Amazing product. Great asset in protecting product on our work truck.
Jerome A.
2020 Chevrolet Silverado 1500
5 / 5
5 August 2020
Had one on my last truck for 11 years and this was the first thing I added to my new truck. Love your product!
Joseph Z.
2020 Dodge Challenger
5 / 5
28 July 2020
I'm very happy with it, It's make my truck look great
Mike C.
2020 Ford F-350 Super Duty
5 / 5
3 July 2020
Great product, great price, great install.
Roger S.
2017 Chevrolet Silverado 2500 HD
5 / 5
20 June 2020
Just purchased this cover but my son has one on his Silverado and It works great.