Sterling 6.8 mm HollowBlock2 Loop - 13.5 in.
Sterling 6.8 mm HollowBlock2 Loop - 13.5 in., Redesigned with a stronger aramid fiber, the Sterling 6.8 mm HollowBlock 2 loop is a friction hitch and autoblock that can be used as a prusik or Klemheist knot on ropes 7 mm or larger.