The 100-5C features solid cast aluminum construction and durable replaceable clamp covers.
Clamp has reliefs on both jaws for cable routing.
Fits PCS-4, PRS-5, PRS-6, and PRS-7 stands made after 6/96.
Fits bike frame tubes from 1" to 1 5/8" (25mm to 41mm).
The clamp jaws are nominally 4 inches (10cm) wide.
Uses Park Tool 468B jaw covers.