Go with a MRP the install is much smoother and the fit is better. The G2 or System 3 will fit. :thumbsup:
http://www.mrpbike.com/product.php?section=product
http://www.spadout.com/b/MRP/chainguide/
http://www.mrpbike.com/product.php?section=product
http://www.spadout.com/b/MRP/chainguide/