Underground Manufacturing 1-Hole SS Simple Replacement Spool Caving • Rescue

• Rescue

Left and right shoulder tunnel for hydration hose or knee ascender

With its light weight and compact size

Rope compatibility: 9

Underground Manufacturing 1-Hole SS Simple Replacement Spool Caving • RescueUnderground Manufacturing 1 Hole SS Simple Replacement Spool Stainless steel replacement spools pulleys for the venerable Petzl Simple descender. Made of 316 stainless steel, these replacement spools last approximately 6 10x as long as the stock 6061 Aluminum spools. They offer reduced friction and a much smoother ride. We recommend replacing only the bottom spool (which sees the most wear) with the stainless steel versionreplacing both is