Most here will be familiar with this gear, but for what it's worth, Shimano say 105 'makes “pro-level" technology more accessible to part time racers and fitness enthusiasts. The Shimano 105 concept of "Smooth, Round and Natural" is consistently demonstrated in every component, giving its user a sense of satisfaction, pleasure and fulfilment.'
Shimano 105 (5600) 10s STIs £50
These are in very good condition, with some cosmetic scratches. However, having had low mileage, they still function superbly.
Shimano 105 (5600) 10s Rear Mech £20
Pair of quite tidy Tiagra Road STi's in a fetching shade of double
Slight marking on the outside of both levers - see piccies - which are "parking" marks
rather than "bail" marks ....
SOLD SUBJECT TO PAYMENT