General description This Mountain Bike Handlebar Rearview Mirrors are designed for both motorcycles and bicycles, providing enhanced visibility and safety while riding. The mirrors are made from durable aluminum and come in a sleek black finish. Technical specifications Weight of one pair with 2 bases: 397g Box size: 20 x 8.8 x 5.5 cm Mirror size: 125 x 45 mm Screw diameter: 10 mm Screw outer diameter: 14.5 mm Compatibility and accessories Package contents: one pair of mirrors, one pair of bases