Shimano chain guard ring with mounting bolts for the Deore FC-M591, FC-T6010, FC-M670, FC- M770 etc crankset with 48-36-26 teeth. Shimano Chain Guard Ring for 48T (suits various Shimano 48t rings with holes for chain guard with 172mm bcd).
Shimano SPARE PART FCM431-8 chain guard 48T
Hebie Chainring 325 / 326 Chain Guard - 48T - Smoked - Shimano FC-M171 / FC-M311
Bicycle Chain Guard 48T Crankset Cover Protector, For Cycling Parts Quick Install Guard Shield, For Chainring Protection for Clean Maintenance(G4XE-48)
Bicycle Chain Guard 48T Crankset Cover Protector, For Cycling Parts Quick Install Guard Shield, For Chainring Protection for Clean Maintenance(G4FAO-48)
BlesConi Cycling Crankset Chain Guard 48T 12cm PCD 4-Hole Bicycle Wheel Cover Protector(G4RB48B)
NOS Shimano chain guard cover 42 teeth 94 shimano cranks & others SW-714