Which of these two chain whips do I get?
http://www.amazon.com/Avenir-Chain-W...6121199&sr=1-2
Under this chain whip there are two sizes with no explanations.
One is 1/2 by 1/8
The other is 1/2 by 3/32
Which do I get for a regular 9 speed and 8 speed cassette removal?
Thanks !