Shell T47ext vs Shell T47int: specs compared
Updated 05 September 2026.
1
specs differ
Shell T47ext and Shell T47int differ on 1 spec: shell width.
| Spec | Shell T47ext | Shell T47int |
|---|---|---|
| Type | threaded | threaded |
| Shell inside diameter | about 46 mm bore, cut with an M47 x 1.0 thread | about 46 mm bore, cut with an M47 x 1.0 thread |
| Shell width | 68 mm and 73 mm | 85.5 mm, 86 mm and 92 mm |
| Thread | M47 x 1.0 (47 mm outside thread diameter, 1.0 mm pitch), drive-side left-hand | M47 x 1.0 (47 mm outside thread diameter, 1.0 mm pitch), drive-side left-hand |
| Crank spindles it hosts | 24 mm (Shimano), 24/22 mm (GXP) and 28.99 mm (DUB) via the matching T47 BB; the 46 mm bore clears a 30 mm spindle | 24 mm (Shimano), 24/22 mm (GXP) and 28.99 mm (DUB) via the matching T47 BB; the 46 mm bore clears a 30 mm spindle |
Questions and answers
How do Shell T47ext and Shell T47int compare?
Shell T47ext and Shell T47int differ on 1 spec: shell width.