Bosch Lock Ring (BDU4XX/BDU37YY/BDU31YY)

Bosch Lock Ring (BDU4XX/BDU37YY/BDU31YY)


  • For mounting the spider with chainring fitted
  • Additionally required: O-ring 1270016119
Compatible with
  • BDU4XX
  • BDU37YY
  • BDU31YY
Scope of delivery
  • 1x Lockring


System Bosch eBike-System 2, The smart system
Model year MY2024
Weight (net) 0.009 Kilogram
Weight (gross) 0.009 Kilogram

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