microSHIFT R539 Front Derailleur 9-Speed Triple 52/42/30 28.6/31.8 Band Clamp Shimano Compatible Color-frk my15 sw shiv fork (xs/s) 50 offset gloss cyan / blue / red / white Shimano equivalent BR-R451

Shimano equivalent BR-R451

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Maximum tear

in addition to those who stick to paved surfaces

microSHIFT R539 Front Derailleur 9-Speed Triple 52/42/30 28.6/31.8 Band Clamp Shimano Compatible Color-frk my15 sw shiv fork (xs/s) 50 offset gloss cyan / blue / red / white Shimano equivalent BR-R451microSHIFT R539 Front Derailleur 9 Speed Triple 52 42 30 28. 6 31. 8 Band Clamp Shimano Compatible. Full metal construction provides stiffness and durability in this Shimano 9 speed road compatible front derailleur. Full aluminum construction Compatible with 9 speed Shimano road drivetrains TECH SPECS Drivetrain Speeds 9 Front Derailleur Style Traditional Max Ring (teeth) 52 Double or Triple Triple Front Derailleur Clamp 28. 6 (1 1 8") Front