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.
• 100% Technora Construction
• Significant increase in durability and performance
• Same function and grip as the original
Contact us within 30 days of receiving your goods to request a refund or exchange.
All packaging or products must be in their original, re-sellable condition.
Outlet sales are final and can only be returned for exchange. Items found faulty or under warranty will be replaced or refunded.
For safety reasons, K2 cannot accept returns on climbing equipment, socks, and underwear unless faulty.