The Rock Exotica Omni-Block 1.1 SwivaBiner combines a swiveling carabiner and pulley into one tool, and incorporates a unique sideplate that opens while the pulley is still attached to the anchor.
WARNING for California customers: This product can expose you to chemicals including nickel acetate which is known to the State of California to cause cancer. For information go to: www.p65warnings.ca.gov