Balmar Alternator 170 AMP 12V 3.15in Dual Foot Saddle J10 Pulley One Size. 15" Dual Foot Saddle J10 PulleyAlternator XT Series 170A 12V Saddle Mount (Dual Foot) 3.15in J10 AltMount Serpentine Pulley Case GroundHitachi-Style Mounting; Typical for Yanmar Westerbeke Lehman & Perkins-Sabre EnginesReplaces: AT-DF-165-12-IG AT-DF-165-J10This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns. Specifications for Balmar Alternator 170 AMP 12V 3.15in Dual Foot Saddle J10 Pulley: Manufacturer: Balmar Application: Outdoor Color: Red Package Contents: Balmar Alternator 170 AMP 12V 3.15in Dual Foot Saddle J10 Pulley Balmar XT-CR-170-J10: Alternator 170 AMP 12V 3.15in Dual Foot Saddle J10 Pulley One Size