Shimano SM-MA-F160P/S SM-MA-R160P/S MTB Bike Disc Brake 160mm Rotor Adapter PM to IS Mount PM-IS Adaptor Hydraulic Mechanical Brake

Model: SM-MA-F160P/S (160mm Front (PM-IS)) 
Color: Black
For rotor size: 160mm
Fits caliper: 160mm Post mount caliper
Adpter type: PM-IS(for Post mount caliper to post mount fork(Front))
Position: Front
Shimano original replacement part
Pack: 1 PCS with bolts
Precision engineered, interchangeable
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Model: SM-MA-R160P/S (160mm Rear (PM-IS)) 
Note: This rear adapter same as "SM-MA-F180P/S", will random ship out
Color: Black
For rotor size: 160mm
Fits caliper: 160mm Post mount caliper
Adpter type: PM-IS(for Post mount caliper to post mount Frame(Rear))
Position: Rear
Shimano original replacement part
Pack: 1 PCS with bolts
Precision engineered, interchangeable