.

8 speed cassettes.

12-23 pre-Exa Drive with a bonus 26t sprocket
12-23 Exa Drive sold
13-21 Exa Drive
13-23 Exa Drive
13-26 Exa Drive sold
**£20 each

**13-23 Exa Drive; missing the 16a sprocket; there's a guy on Retrobike who sells odds sprockets.
£12

Pictures of chainrings here; 8 speed unless otherwise stated.

pairs:
53/42 Exa Drive £20
53/39 9 speed? £20
52/39 10 speed; outer looks fucked **£10

**outers:
52 pre-Exa Drive; chain drop pin removed **£10
**52 pre-Exa Drive Record (for "hidden fifth bolt" cranks) **£15
**53 pre-Exa Drive; chain drop pin missing **£10
**56 pre-Exa Drive; bought NOS, hardly used **£20

**inners:
39 Exa Drive; funky "Champagne" finish is poor **£5
**42 pre-Exa Drive **£10
**43 pre-Exa Drive **£10
**46 Specialities TA; 9 speed £10