http://techdocs.shimano.com
SI-6NMRA-002
FC-M341 / M311 (48-38-28T / 42-32-22T)
FC-M341-8 / M311-8 (42-32-22T)
CS-HG40-8I
CS-HG30-I
11, 13, 15, 17, 20, 23, 26, 30T
11, 13, 15, 18, 21, 24, 28, 32T
11, 13, 15, 17, 20, 23, 26, 34T
00, 11, 13, 15, 18, 21, 24, 28T
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SI-6NMRA-002-00