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Ships within 48 hours · Estimated delivery Sep 4 - Sep 9
6 and 8 mm thick
**See 'Download PDF' link below for full spec and geometry
Longer side rails to use as handholds or armrests
Note that if your children cumulatively are approaching your weight
CS-M4100 CASSETTE 10-SPEED DEORE
Bosch Lockring (BDU4xx, BDU37YY) Riese and Muller 6 and 8 mm thickBosch Lockring (BDU4XX, BDU37YY, BDU31YY) Bosch lockring for mounting the spider with mounted chainring. The lockring ensures that the chainring is held firmly in place to prevent it from coming loose on its own. It is compatible with some Bosch Drive Units of the E Bike System 2 and with the Smart System. Note: O ring also required (1270016119) Compatibility Bosch Lockring (EB112000JH) Performance Cargo CX Speed Line (BDU37YY) Performance Line SX
