R-N-R has teamed up with Omega Pacific to produce the Poseidon Modified “D” Aluminum locking carabiners. This version features a screw locking gate. The Modified D is built from aircraft quality aluminum alloy. When your needs call for a “Light Use” demand (at least 6,000 lbf. according to the NFPA), this carabiner is the perfect choice. Color – Blue. Made in the U.S.A.