Concave, Narrow Spaced, Middle/Rear

Application: 9650STS, 9750STS, 9660STS, 9760STS, 9670STS, 9770STS, 9860STS, 9870STS, S650, S660, S670, S670HM, S680, S680HM, S690, S690HM, S760, S770, S780, S790

Features: Heat Treated

Weight: 78 lb / 35.38 kg