Feature(may vary by option.)

●COMPATIBILITY & SIMPLE TO USE: Fit seat post size: 28.6mm. compatible with Shimano, Sram, FSA, Campagnolo type braze on front derailleur. Simply clamp the adapter on the seat tube.
●STRONG: The adapter is made of high quality aluminum alloy AL6061 T6. It is also hardened by heat treatment.
●LIGHT: The bike adapter weights only 40g or 1.4 oz. I will not add a lot weight to your light road bikes or MTB.
●ADJUSTABLE: The height could be adjusted to ensure perfect gear changing position. Please note: The side adjustment is done by the bolts on the front derailleur itself.
●ORDER NOW, WORRY FREE! Were so confident about our product quality that we can provide 2-year warranty! Made in Taiwan.

[Silver 31.8mm]

[Black 34.9mm Ver.1]

[Silver 28.6mm]

[Black 34.9mm Ver.2]

[Silver 34.9mm]

Description

COMPATIBILITY & SIMPLE TO USE: Fit seat post size: Options: 28.6mm, 31.8mm or 34.9mm. Compatible with Shimano, Sram, FSA, Campagnolo type braze on front derailleur. Simply clamp the adapter on the seat tube.
STRONG: The adapter is made of high quality aluminum alloy AL6061 T6. It is also hardened by heat treatment.
LIGHT: The bike adapter weights only 40g or 1.4 oz. I will not add a lot weight to your light road bikes or MTB.
ADJUSTABLE: The height could be adjusted to ensure perfect gear changing position. Please note: The side adjustment is done by the bolts on the front derailleur itself.