Vintage Components - Shimano MF-Z012 & UG Freewheels

On this page:
5-speed MF Z012: 14-32
6-speed MF-Z012: 13-24 | 13-26
6-speed UG: 14-34

Despite their industrial-sounding name, MF-Z012 were well-made freewheels, equipped with cogs made for freewheels higher up the Shimano line. They are index freewheels.

---

Shimano MF-Z012 5-speed 14-32 freewheel. Used, $40.00

Lightly used.

And from the back.

---

Shimano MF-Z012 6-speed 13-24 freewheel. Used, $40.00

Top view. Wonderful condition

And here's the freewheel flipped over.

---

Shimano MF-Z012 6-speed 13-26 freewheel. Used, $40.00

Indexable, 6-speed, and reasonably priced.

And here it is flipped over.

---

Shimano UG 6-speed 14-34 freewheel. Used, $40.00

This freewheel is in the same class as the MF-Z012 model, so we listed it here.

Top view

This freewheel will give you the gear you need to get up the hills.

---