OS (Operating Systems)

Nashbar OS Stem Parts Road Stems

Nashbar OS Stem. If you're switching to oversized handlebars with a 31.8mm clamp, you're going to need a new stem. The Nashbar OS stem is a stiff and lightweight alloy stem that's a great value for high performance.

MPN: 1355ab68217f5f2e07c4601fda9e20da