True carbon fiber motorcycle mirrors It waves, it dances, it sparkles in the light. Not the usual carbon fiber Unlike conventional CFRPs that uses epoxy resin, Mamba is special blend Carbon Fiber Reinforced Thermoplastic (CFRTP) that uses Polycarbonate (a thermoplastic) instead. Unbelievable thin Gives a tidy, neat, and clean look. The thinnest point is around 4.8mm. Clear rear-view E-mark approved with a wider clear rear-view convex chrome lens. Can be mounted in 2 ways Can be mounted in 2 ways, standing upright or flipping down. Features: 1. A fancy detail that makes your motorcycle different—combining high quality aluminum and the latest technology carbon fiber composite. 2. Not the usual carbon fiber: Unlike conventional CFRPs that use epoxy resin, Mamba is special blend Carbon Fiber Reinforced Thermoplastic (CFRTP) that uses Polycarbonate (a thermoplastic) instead.Excellent impact toughness-- 2 layers of (top and bottom) 3K plain weave carbon fiber, with a mid-layer reinforced glass fiber impregnated through-and-through with Polycarbonate.Can be recycled and reused.UV resistant coating. 3. Extra strength with reduced weight (about 40% less weight than other full aluminum-made mirrors). 4. Unbelievable thin. Gives a tidy, neat, and clean look. The thinnest point is around 4.8mm depending on models. 5. E-mark approved with a wider clear rear-view convex chrome lens. Mirror Housing Material: Real carbon fiber and machined aluminum Mirror Stem Material: Aluminum Mirror Glass: Chrome convex lens Adjustment: Fairly adjustable (one adjusting joint) Weight: n.w.: 584 g./ 1.28 lbs. (pair), g.w.: 809 g./ 1.78 lbs. (total package, packing inclusive) Package: A pair of mirrors (left hand / right hand), 17, 20mm expansion components-hollow side x 2, 17, 20mm expansion components-threaded side x 2, M6 bolt x 2 Mirror Housing Material: Real carbon fiber and machined aluminum Mirror Stem Material: Aluminum Mirror Glass: Chrome convex lens Adjustment: Fairly adjustable (one adjusting joint) Weight: n.w.: 584 g./ 1.28 lbs. (pair), g.w.: 809 g./ 1.78 lbs. (total package, packing inclusive) Package: A pair of mirrors (left hand / right hand), 17, 20mm expansion components-hollow side x 2, 17, 20mm expansion components-threaded side x 2, M6 bolt x 2 Compatibility: It ONLY works on outer diameter 1" and 1-1/4" hollow-ended handlebars with internal diameter (ID): The 17mm expansion components set is for ID of 17.5mm to 20.4mm.The 20mm expansion components set is for ID of 20.5mm to 24.9mm. If the ID of your bar does not fall in the range above, please reach out to us before purchasing. *For 7/8" hollow-ended handlebars or threaded inside the bar end, please find the suitable set in our store, or leave the model and year of the motorcycle as notes before finishing your order. -- NOTE: 1. Can not be installed on vehicles having electronic throttle control (ETC). 2. Some bikes with solid bars need to drill and tap. Modification might be needed. 3. For 7/8" hollow-ended handlebars or threaded inside the bar end, please find the suitable set in our store, or leave the model and year of the motorcycle as notes before finishing your order. 4. Might need to apply some washers as spacer to avoid contact with grips. (spacers are not included.)