EXTENDED SEAT POST FOR 12e/16e 40 4mm conversion kit for STACYC

4mm conversion kit for STACYC bikes with OEM black stems

*Note: if you are replacing a brushed motor with the brushless motor

BMX chain and freewheel

- Stem and head tube spacer

graduate them to the powered mode as they show proficient use and understanding of the brake and the ability to maintain balance while coasting

EXTENDED SEAT POST FOR 12e/16e 40 4mm conversion kit for STACYCEXTENDED SEAT POST OPTION FOR TALLER 12eDRIVE AND 16eDRIVE RIDERS. 175mm LENGTH OE LENGTHS: 12eDRIVE 115mm 16eDRIVE 135mm NOTE THE MAX WEIGHT ON A 12eDRIVE AND 16eDRIVE IS 75lbs. Must use new seat with metal rails does not work with first generation pivotal seat post.