Engin Single Bolt Seat Collar (30.0mm/31.8mm/34.9mm)

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Engin Single Bolt Seat Collar (30.0mm/31.8mm/34.9mm)

from $45.00

Probably our most requested item is finally here. A seat collar to fit 30.00mm, 31.8mm and 34.9mm seat tubes in our distinctive Engin style, machined to our exacting standards. The 30mm and the 31.8mm use a M5 bolt. The 34.9mm single bolt uses a M6 bolt. The stack height on the single bolt design is much lower than the original dual bolt design.

34.9mm with titanium bolt weighs 22 grams.

*34.9mm BLACK IS AT THE ANODIZER (8/17/22)

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Made in house in Philadelphia, PA from 6061 Aluminum.

For Seat tube diameter 30mm, 31.8 mm and 34.9mm
For Seat post diameter up to 31.6 mm
Stack Height: 13mm (30 &31.8mm), 16mm (34.9mm) Weight with steel bolt: 18g (31.8mm)
Weight with Ti bolt: 17g (31.8mm)

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