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SQUARE TYPE BOTTOM BRACKET
BB-UN101-K
SQUARE TYPE BOTTOM BRACKET
BB-UN101-K

BENEFIT

Equilibro óptimo de rigidez, resistencia, peso y rendimiento rotacional.

BENEFIT

La estructura HOLLOWTECH II reduce el peso, pero mantiene la resistencia para una mejor transferencia de potencia

BENEFIT

Longitud de biela: 160, 165, 170, 172.5, 175 mm

BENEFIT

Combinación de marchas: 50-34D, 52-36D

BENEFIT

Q-factor: 148 mm

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