Here's what other sites are saying:
The Petzl Basic Multipurpose Compact ascender works great for hauling systems, for ascending fixed lines and as self-protection when climbing a fixed rope.
The Petzl BASIC rope clamp is a compact ascender that offers excellent grip for rope ascents. The lower attachment hole is large enough to hold the carabiners for the lanyard and the footloop.
Petzl's Basic Ascenders are light, compact, and efficient. Their self-cleaning stainless steal toothed cams allow them to be used for climbing fixed lines or as a progress capture on hauling systems. The lower attachment is large enough to fit 2 carabiners.
- Mountain Gear
Description of Petzl Basic AscenderA lightweight, compact multi-purpose ascender that works great for hauling systems, ascending fixed lines and as self-protection when climbing with a fixed rope.FeaturesChrome-plated steel cam with angled teeth and self-cleaning slot securely grips the rope, even in muddy or icy conditionsMultiple attachment points allow for different uses e.g. self-belaying, haul systems, etcWeight 135 gFor use with ropes between 8 and 13 mm in diameterPrincipal materials aluminum for the frame, chrome steel for the cam, nylon for the triggerColor gray3-year guarantee
- US Outdoor Store