Patented in-line design - provides ventilation for engine compartments
Large Keys and Easy-to-Grip Design
ZiBand® leg seals provide protection against water gushes and provide a sealed connection with your boots
All circuit label positions are backlit
Getting Started Guide and Online Help
Allen 20mm Dynamic Block Pro Board Racks Patented in-line design - providesThe A2020 is one of our top choices for small pulleys, featuring low friction, fast rolling, and lightweight design. It is perfect for a variety of activities, such as dinghies, windsurfing, and kitesurfing, that require smaller diameter lines. Designed with our patented bearing system, the Dynamic Block has twin rows of stainless steel ball bearings running on a stainless steel rail, providing exceptional strength and durability. In addition, the