Genuine late 70's early 80's new old stock downtube shifters - ideal for a restoration project or classic . 

• Clamp diameter: 28.6mm (standard racing bike down tube)
• Shift type: friction lever set
• Speed: 10 or 12 speed
• Supplied with inner gear wire (as seen in photo 2)
• Manufacturer Unknown (there are no markings or stamps)
• Material: Polished aluminium levers with chrome bracket
• Weight: 84g