Three metal wrist disconnects for an Apollo A7L space suit, two of which bear Air-Lock manufacturing stamps. Each disconnect ring approximately measures 4″ in diameter, with ring thickness ranging from 1˝ (silver) to 2.25˝ (light blue). Each ring bears parts numbers: silver (“ASSY-823, SN-170”), light blue (“ASSY-849, SN-104,” with hand-engraved “Class III”), and red (“ACS-C1463-2, SN-180, ASSY ACS-C1172-2, SN-253, and ASSY ACS-C1600, SN-156”). In overall fine condition.