Where to Buy
Help support this site by making your next gear purchase through one of the links above. Click a link, buy what you need, and the seller will contribute a portion of the purchase price to support Trailspace's independent gear reviews.
Here's what other sites are saying:
Grabbing rope efficiently when used as a Prusik or Klemheist knot on 7mm or larger ropes, the 13.5 in. Sterling Ropes HollowBlock Loop cord is made of strong, durable aramid synthetic polymer fibers.
The Hollow Block is a unique sewn prusik or klemheist made from our RIT 900(TM) cord. This hollow braid cord is made of 100% aramid fiber, giving it added strength, durability and gripping power on rope 7mm and larger. It is sewn with Sterling's proprietary sewing pattern. a MBS: (kN)3,147 (14kN) Note that this item of climbing safety equipment is non-returnable. Please call us toll free at 877-236-8428 or e-mail email@example.com with any questions.
Built from Sterling's RIT 900 cord, the Hollow Block 6. 8mm x 13. 5in is designed to function as a pre-sewn prusik or climb heist. Made with aramid fiber and sewn with Sterling's proprietary sewing pattern, this ultra-strong cord is designed to provide excellent griping power on climbing ropes with diameters of 7mm or larger.
"Sterling Climb Hollow Block 6.8mmx19 Inch Loop SC068TWHB019. 5 or 19 sewn cord sling. The cord construction allows the Hollow Block to grab the rope well when used as a prusik or Klemheist on ropes 6mm and larger."
PMI Multi Cord 3mm
BlueWater Ropes 6mm Accessory Cord
$12 - $37
BlueWater Ropes 7mm Cordelette Cord
Metolius Prusik Cord Set
$16 - $19
PMI Multi Cord 2mm
New England Ropes / Maxim Tech Cord
Sterling Rope 2mm Accessory Cord
BlueWater Ropes 6 mm Canyon Static Pull Cord