Which Ultegra rear mech?

dan1587

I am in need of a new rear mech for my bike, but a little unsure which cage length I need?

http://www.wiggle.co.uk/shimano-ultegra ... illeur-gs/

or;

http://www.wiggle.co.uk/shimano-rd-6700 ... erailleur/

I run a compact and 26-11 rear cassette.

Thanks,
dan

John.T

The SS one. GS is long cage for a triple.