Black diamond carabiner 0333. Rock Climbing Gear. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. Black Diamond climbing carabiners are built to withstand the demands of consistent use in every aspect of climbing. 5% positive Jun 13, 2025 ยท Black Diamond 4" Carabiner, Vintage Collector Variety, Climbing Gear 23KN 8KN $15. Stamped? Dot-Peened?: (cluster of 4 small dots) (cluster of 4 small dots) [spine-exterior]. Shop for Black Diamond Carabiners at REI - Browse our extensive selection of trusted outdoor brands and high-quality recreation gear. This item may be a floor model or store return that has been used. 100% Satisfaction Guarantee. We manufacture over 30 different styles of carabiners, allowing you to find the best climbing carabiner for your specific climbing style. Top quality, great selection and expert advice you can trust.