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Microshift

Model	Year	Cage	Speeds	Manufacturer Weight	Real Weight ?	+/-	User Rating ?
Flag This Model RD-R42 Filter Add Review	-	-	9	265g	-	-	-
Flag This Model RD-R47 Filter Add Review	-	-	9	218g	-	-	-
Flag This Model RD-R57 Filter Add Review	-	-	10	193g	-	-	-