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Steel crown JT 39 teeth not 520 type 1857
Steel crown JT 39 teeth not 520 type 1857
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Steel crown JT 39 teeth not 520 type 1857

JT185739
€24.90
Ships from 2 November 2026 Delivery possible from 3 November 2026 with Chrono 24 shipping

Steel crown JT 39 teeth not 520 type 1857
JT185739
€24.90
Ships from 2 November 2026 Delivery possible from 3 November 2026 with Chrono 24 shipping

 
Whether for a replacement or a change of demultiplication, top-quality steel sprockets and crowns made of carbon C49 JT Sprockets guarantee high quality transmission elements and increased longevity.

Type of crown: 1857
Number of teeth: 39
No transmission chain: 520
Material: Steel
Crown Version: Standard
PRODUCT HIGHLIGHTS
  • Standard steel crown
  • Light and robust
  • Number of teeth : 39
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