Profile Design Neosonic Ergo+ 52A GMR Aero Bar - 31.8 Clamp 340mm Black. The Neosonic Ergo+ 52A GMR aerobar offers comprehensive yet simple adjustments ideally suited to riders wishing to add aerobars to their road gravel or packing bike. The 52 GMR extension features above-the-bar brackets with a versatile bridge for easy accessory mounting perfect for enhancing bike performance for backpacking enthusiasts and beyond.
The Neosonic bracket offers a new generation fit range with a large offset to suit a range of applications
Pairing this bracket with the ergo armrest offers industry leading fit options and greater comfort
The extension length can be easily adjusted using the top bolt
There are 80 distinct position options achievable just by moving the armrests. Combine that with risers and this bar offers 1440 possible configurations
As a clip on bar it is also possible to adjust the extension width and tilt easily - this gives an unprecedented level of adjustment for a shorty aerobar
TECH SPECS
Length 340Material AluminumColor BlackWeight 700Diameter 31.8Diameter 26.0Defined Color Black
QUALITY SERVICE
Just real riders who strive to provide the best customer service.
FREE SHIPPING
Most orders over $75 ship free anywhere within the lower 48 United States
RETURNS
Not happy with your order, just send it back to us for a refund or exchange.
Our Race Team Sponsors
Also Supported By
Our Race Team Sponsors
Also Supported By
Race Team
Racing is a huge part of the culture at Lenny’s Bike Shop, and the Lenny’s Race Team represents the shop on trails and racecourses throughout the region. Made up of passionate riders who love pushing their limits, the team competes in gravity and mountain bike events while proudly representing the Lenny’s community.
Why Shop with Lenny's?
At Lenny’s Bike Shop, cycling isn’t just a business — it’s a passion. As a locally owned, full-service bike shop, Lenny’s is dedicated to helping riders of every level enjoy the sport with the right bikes, gear, and expert support.
From high-quality bicycles and components to trusted service and advice, the team focuses on delivering products and support that help you ride more and ride better.
Whether you’re upgrading your bike, tuning up your ride, or just getting started, you’ll find knowledgeable staff, great brands, and a commitment to keeping the cycling community rolling.