Shimano CN-HG53 Chain - 9-Speed 116 Links Gray Box of 20 BB Included-No Airscape back panel Mesh-covered extra 210000139436 Color:BLKOUT ProTite is a proprietary MFPN=ODS-403-BK

Shimano CN HG53 Chain 9 Speed 116 Links Gray Box of 20 BB Included No Airscape back panel Mesh covered extra 210000139436 Color:BLKOUT ProTite is a proprietary MFPN=ODS 403 BK Airscape back panel Mesh covered extra deep ridged foam allows maximum ventilation while keeping the load close to the body Features Shimano's Quick Engagement technology which equips the hub with 18 16 notches and two sets of pawls to double the engagement and optimize traction for faster acceleration Color Black Skewer Included No Rear Axle 12mm Thru x 142mm Cassette Body Type Shimano Micro Spline Bearing Type Loose Ball Spoke Interface J Bend Defined Color Black Hub Drilling 28 Hub Brake Compatibility Center Lock Disc