The 6.8 mm HollowBlock2 is made of 100% Technora® fiber for increased abrasion resistance and improved durability. It's gripping ability comes from the unique hollow-braid construction, for use as a prusik or Klemheist knot on ropes 7 mm or larger.
- Length: 48cm (19 inches) or 35cm (13.5 inches)
- Diameter: 6.8mm
- Minimum Breaking Strength: 13kN
- 100% Technora Construction
- Significant increase in durability and performance
- Same function and grip as the original
- Weight: 32g for 48cm