Sun Ringle Duroc G30 EXP 650b WheelNo nonsense do-it-all wheelsSun Ringle's Duroc G30 Expert wheels are an excellent choice for gravel and adventure riders in search of a durable and affordable wheel that can handle wide tires. The internal width of the rim measures in at a wide 26mm, making the Duroc G30 Expert rims ideal for monster cross, adventure, or wide gravel tires. Pair the 26mm internal rim width with the durable alloy rim's Duroc rim technology and wide tubeless channel and you've got a set of wheels that'll be dead simple to set up tubeless. At the center of the rims you'll find Sun Ringle's reliable SRX hubs. They feature a quick 12-degree engagement, which comes in handy on rough and technical terrain or when you're trying to snag the lead at the startline. FeaturesDurable alloy rims feature Duroc rim tech and are designed for modern gravel riding26mm internal rim width accommodates wide gravel tires and adventure tiresWide tubeless channel for easy tubeless setupSun Ringle SRX hubs are reliable and feature a 12-degree engagementStraight pull spokes are easy to replaceSPECIFICATIONSWheel Size650bMaterialAlloyOuter Width30mmInner Width26mmRim Height17mmSpoke Drilling28hValve TypePrestaTubelessYesTire TypeClincherBrake CompatibilityDisc (Centerlock)Engagement Degree12-degree engagementEngagement Upgrade AvailableNoFront Axle12x100/15x100mmRear Axle12x142mmIntended UseGravelApproximate Weight | Sun Ringle | Duroc G30 EXP 650b Wheel 142x12 HGR/XDR | Aluminum