All of the bolts take a 5mm hex key.
Likes: This is a handsome and lightweight stem available in lots of finishes, angles and lengths. It is plenty stiff, and it has a large clamping area with the bar (these two features are probably interrelated).
Test dates: March and April, 2002
Conditions: Mountain bike riding in Boulder and Moab
Weight: 95mm, 15 degrees: 198 grams
110mm, 7 degrees: 214 grams
130mm, 7 degrees; 236 grams
Price: $40Contact: Koski Engineering, 475 Miller Ave., Mill Valley, CA94941; 415/389-6090; Web: www.koskiengineering.com