Everything the Pro Road is, and less. The new Pro SL bar employs our 800K Carbon/Aramid materials and one-piece construction to yield a SuperLight bar, with full strength and stiffness. At an amazing 180 grams, it's hard to find a lighter road bar. One-piece Carbon/Aramid hybrid construction; Lifetime Warranty. Clearcoated Carbon with full-color graphics. Ergo bend. Due to extreme light weight, not approved for clip-on aero bars. Measured center to center. 180 grams.