Here's what other sites are saying:
Thanks to its compact shape and screw-lock locking system, the Petzl Attache 3D Screw-Lock Carabiner offers the versatility needed for anchoring, tying in and belaying on multipitch climbs.
Petzl Carabiners Attache 3D Sl Carabiner Black M38A SLN M38ASLN.
Description of Petzl Attache 3D CaribinerThe original mini-HMS carabiner has been redesigned to be ultralight. Through a series of scientific calculations the ATTACHE 3D has been reduced to a mere 55 g by removing all unnecessary material while maximizing the strength. The new 3D shape offers the versatility of the original ATTACHE for use in a wide variety of situation while reducing the mass and increasing the gate open strength. The rope bearing surfaces have been optimized to balance fluidity with a minimum of excess weight. Overall the ATTACH 3D combines the versatility of a mini-HMS carabiner in a compact, light frame for fast and light adventures.Features3D frame is 37 lighter and 15 thinnerGru-V locking sleeve offers better gripFluid gate design reduces the chance for slings or webbing to catch on the gate or locking sleeveKeylock system offers ease of use with webbing and slingsAvailable in SCREW-LOCK system only with lock indicator
- US Outdoor Store
Designed with a compact shape and screw-lock locking system, the Petzl Attache 3D SL Locking Carabiner from Petzl is designed for multiple uses related to belaying. Connecting a belay system to a harness, belaying with a Munter hitch, or bringing a second up directly off the anchor. It has an H cross section to reduce weight, as well as the Keylock system to avoid the carabiner snagging during maneuvers.
- Mountain Gear