The Allen 20mm dynamic ball bearing block is simply the best designed and engineered micro block on the market.

Features

• Line friendly soft contours and articulation
• Stainless steel cheeks and inner bearing systems handle maximum loads
• Central hole for tie-on becket

Specifications

• Length: 34mm
• Line Diameter: 4 – 6mm
• Breaking Load: 350kg
• Weight: 19gm
• MDL: 105