Serfas E-Lume Combo 350/15 Lumens Lightset RGroup_7D68E287DA660DD918CE38B17074947EB280FD55 It fits both 22mm and

It fits both 22mm and 19mm crank spindles and is compatible with threaded Euro bottom bracket frames

They feature removable D3O® inserts for exceptional shock absorption and ARIAPRENE® and mesh construction for superior ventilation

It's built to meet the rigorous demands of trail enthusiasts and the increased requirements of E-MTB systems

cycling dynamics

The center knobs are tightly packed and ramped for efficient rolling on hard surfaces

Serfas E-Lume Combo 350/15 Lumens Lightset RGroup_7D68E287DA660DD918CE38B17074947EB280FD55 It fits both 22mm andThe Serfas E Lume Series lights are designed to offer exceptional value and performance. These headlights deliver impressive lumen output and include all the features you expect from Serfas lighting. Experience the new E Lume Series and transform night into day.