BB mount 39-42t, black
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  •  Shiftable guide for SRAM and Shimano 2X cranks
  •  Sizes available for 36-38t or 39-42t outer rings
  •  Patented removable skid
  •  Dual 9t sealed-bearing pulley design for superior chain management
  •  BB, ISCG and ISCG-05 mounting options, 136g

Capacity 39-42T
Color Black
Mount BB Mount
Type Dual Ring
Weight 136gm
BikePedia Item ID: 980156
Mfr's Part #: 20-5-100
UPC: 702430149594
GTIN: 70243014959

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