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Wheel(s) DUKE CRAZY JACK SLS5 / VAE / TUNE MICRO
Game over, aluminum.
Designed for Trail, All-Mountain, and e-MTB use, the new DUKE Crazy Jack carbon wheels shatter long-held beliefs. Built on our SLS5 process, they deliver an exceptional balance of weight, strength, and vertical compliance.
Key technologies & processes:
- SLS5: Optimized carbon fiber lay-up + aerospace-grade resin
- SpokeCore: Molded spoke holes that eliminate the need for drilling
- ImpactGuard: Integrated energy-absorbing inserts
- 6TERS: Differentiated internal widths for the front and rear wheels
The result: An ultra-light, ultra-dynamic wheelset, backed by a 3-year warranty and a -50% crash replacement program. Because yes, even the best riders make mistakes.
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Product customization
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Sapim Spokes
Sapim is THE go-to spoke brand, manufactured in Belgium since 1918. Several spoke models are available, depending on compatibility with your riding style and chosen rim:- Sapim CX-Ray: flat spoke, very light, durable, aerodynamic, and offers a very dynamic ride feel (309g / 64 pcs / 292mm)
- Sapim CX-Sprint: flat spoke similar to the CX-Ray but thicker for even more stiffness (373g / 64 pcs / 292mm)
- Sapim D-Light: round spoke, light and durable, with a central section diameter of 1.65mm, good value for money (344g / 64 pcs / 292mm)
- Sapim Race: round spoke, strong and stiff with a central section diameter of 1.8mm (408g / 64 pcs / 292mm)
Nipples
Aluminum nipples with locking thread, available in 16 colors: black, red, silver, metallic grey, blue, aqua blue, gold, light gold, dark green, mint syrup green, lime green, lilac, pink, fuchsia pink, orange, and oil slick.
Accessories
The wheels are delivered fully assembled with valves and rim tape installed, four spare spokes and nipples, and an assembly certificate.
All Duke by JPRACINGBIKE1 wheels are assembled by hand in Vendée, France.
Crash replacement
We offer a crash replacement programme for carbon wheels. In case of accidents or heavy falls, violent shocks can damage your rim and make it impossible to use. With our Crash Replacement offer we offer you a service that allows you to replace your rim under special conditions: You get a 50 percent discount on the price of the rim (UD SLS carbon) 40 percent (3k Carbon), as well as the parts and the disassembly/reassembly. This offer is valid (for life) for an unlimited period of time for DUKE carbon rims and is transferable in the event of sale of the wheels to a third party.
Brand
TUNE
Supplier info
CJSLS5-TUNE/MICRO/VAE
