Shimano Disc Brake Adapters – Post Mount to ISO

These Disc Brake Adapters make it possible to run Shimano 74mm post mount disc calipers on frames and forks with 51mm ISO tabs. Sold individually. Choose either front or rear, and select your rotor size. Hardware included.

Versions:

• Front: 74mm to 51mm – 160mm Rotor (F160P/S, Manufacturer part # ISMMAF160PSA)
• Front: 74mm to 51mm – 180mm Rotor (F180P/S, Manufacturer part # ISMMAF180PSA)
• Rear: 74mm to 51mm – 160mm Rotor (R160P/S, Manufacturer part # ISMMAR160PSA)
• Rear: 74mm to 51mm – 180mm Rotor (R180P/S, Manufacturer part # ISMMAR180PSA)

The product weight specified is an approximate weight based on the manufacturer’s specifications (if available) or our measurement of one or two examples. For most products, the weight will typically vary by 5% to 10%.

Specifications