e*thirteen LG1 EN Race Carbon Rear Wheel, Enduro, 29" x 30mm, 28 hole, 148x12mm Boost, XD Driver Standard DecalE*thireen's new LG1R Enduro Carbon Wheelset does feature a few differences from its predecessors and although they might not be obvious just by looking at the wheel, they are making quite a difference in the overall performance of the wheel. Now featuring a 30mm width instead of 31mm as we had seen on previous models, the mm reduction on each sidewall allowed e*thirteen to redistribute this material to give the rim significant impact improvement. The