Sun Ringle Duroc SD37 Expert Rear Wheel 27.5in 12x157mm 6-Bolt Micro Spline/XD

Welded and eyeleted Duroc SD37 rims for maximum impact resistance, widestance tire shaping, and STR tubeless tire retention Straight-pull SRX hubs with high-strength Dual- Tooth pawls and precisionground steel axles Wheelsmith doublebutted spokes and brass nipples, precision tension balanced with SpokePrep assembly compound for longevity E-MTB approved for electric bicycles