One of the best cranks on the trail for this value, the Shimano SLX Hollowtech II crankset has great features that make it stand out, such as a composite middle chain ring offering double service life, improved shifting and smoother pedaling, 2 tone colored high rigidity crank arm, and an accurate chain line construction by 2-piece structure. SLX Hollowtech II Cranksets feature hollow forged crank arms, durable pipe billet steel axles, and smooth shifting SG-X 44X32X22t chain rings. One of the Mountains Plus gang's favorite cranks that are on their own bikes! 889 grams. INCLUDES HOLLOWTECH BOTTOM BRACKET.