Hollowgram R-SL 50 Wheelset with Shimano Body

Cannondale HollowGram R-SL 50 – Carbon Disc Wheelset

Product Description

The Cannondale HollowGram R-SL 50 represents the ideal combination of aerodynamics, lightweight and versatility. With a 50mm rim profile and a 21mm internal width, they offer top-level performance on both flat and hilly courses.
Developed with DRAFT (Drag Reducing Aerodynamic Flow Technology) , they are optimized for real-world riding conditions, reducing both frontal and lateral wind resistance. The high-end carbon construction and DT Swiss Aerolite 2:1 spoke pattern ensure stiffness, responsiveness, and perfect balance.
The compact, aerodynamic HollowGram hubs integrate DT Swiss 240 EXP 36-tooth internal mechanisms for immediate pedal engagement and consistent smoothness over time.

Main features

• Rim : Carbon with 50mm profile, 21mm internal width, 32mm external width

• Aerodynamic technology : DRAFT – developed for real wind conditions

• Spokes : DT Swiss Aerolite, 2:1 lacing for even tension and optimal stiffness

• Hubs : HollowGram custom straight pull, low profile, sealed cartridge bearings

• Rear hub : DT Swiss 240 EXP mechanism, Shimano freehub body (XDR also available)

• Tire compatibility : Tubeless-ready and clincher (hooked)

• Through pins :

  • Front: 100×12 mm

  • Rear: 142×12 mm

• Weight : 1520 g per pair

Strengths

• Aerodynamics and lightness balanced for every type of route

• Instant engagement and long-lasting smoothness

• Compatibility with modern high-performance tyres

• Hand-built for precision and reliability