The Black Diamond Gear Pulley features a self-lubricating, oil-filled bronze bearing.

Petzl Tibloc Ultra light Ascender is a small rope clamp for emergencies. It can be used to set up a pulley system, climb a rope, or haul a second. At just 39 grams the Tibloc should be in the emergency kit of everyone who plans a vertical adventure.

The Petzl Mini Prusik Minding Pulley is lightweight and becomes a self-jamming pulley when used with a Prusik.

The Petzl Ascension is standard equipment for big wall climbing. Neither mud nor ice nor freezing rain will make the Ascension loosen its hold on your rope.

Petzl Mini Traxion is a revolution in pulley technology. The anti-return feature turns a basic pulley into a load hauling, rope climbing machine. If you hang out on glaciers or climb big walls, you need one of these on your rack.

Petzl Protraxion Pulley/Rope Clamp is a swing-sided self-jamming pulley designed for hauling systems.