RockyMounts BrassKnuckles Upright Mount

We’ve read the reviews across the web for the RockyMounts BrassKnuckles Upright Mount and summarize the results below:

Universal Ranking

PeakScore: 86 (out of 100)
User Rating: 4.6 stars 
Expert Rating: 3.6 stars

Number of Ratings Reviewed: 152

Pros & Cons

Reasons to buy:

User Reviews

  • Only makes minimal noise during use at high speeds.
  • Set up is quick and easy.
  • The bikes are held securely and stay in place.
  • Fits a variety of bike sizes and models.
  • Stylish look and design.
  • Low-profile for style and efficiency.
  • Able to leave both wheels on while putting on the rack.

Expert Reviews

  • Fatback adapter consists of an XL-sized wheel chock to fit wider tire widths.
  • Able to fit 4.8″ tires with some spare room, showing the versatility.
  • You don’t have to take the front wheel off, adding to the ease and efficiency of this rack.
  • Wind noise is reduced and quieter than other models.
  • Arm-and-wheel hook is easy to secure while loading bikes.
  • Simple design with durable construction and heavy-duty materials.
  • Ergonomic arm handle allows for easy securing of bikes.
  • The burly cast aluminum at the base of the pivoting arm and wheel tray, providing durability and high-quality material.

Reasons NOT to buy:

User Reviews

  • Video for the directions can be misleading and not completely accurate.
  • Lock cords are sold separately.

Expert Reviews

  • Some reports of the handle occasionally sticking while using.
  • Doesn’t come with locks.
  • Less secure than some of the competition.
  • It can be tedious to thread the front and rear wheel straps on the bikes during installation.
  • The strap ratchets are not the strongest.


The RockyMounts BrassKnuckles Upright Mount is a high-quality, durable, adjustable, and easy-to-use mount. The burly materials and top-notch construction make this a great choice for cyclists who frequently transport their bikes. The lack of locks provided and less secure holding may deter some, but if you install properly and buy heavy-duty locks to go along with the system, this is a safe and reliable mount that can withstand prolonged use.


Note: User and expert rankings were reviewed across the web. Some expert reviews include these: 1, 2, 3, 4.