Allen 4669 16mm High Tension Micro Double Block with Becket. The Allen high tension stainless steel block range is specifically intended for use where wire, dyneema and spectra lines are loaded under high tension. The entire block is engineered using 316 stainless steel and the inner ball race sheave is CNC machined from solid giving unfailing results everytime.

• Sheave diameter: 16mm
• Length: 50mm
• Line diameter: 2-4mm
• Shackle pin: 4mm
• Breaking load: 400kg
• Weight: 26g