Attachments have changed greatly in Season 13 and need to be manually redone on the site. This will take quite some time, so apologies if this section isn't helpful right now.
Attachment Details
Crossbow - OWC Laser - Tactical
Laser
Added in version 1.0.26.0 1.0.26.29
A high power consumption laser increases accuracy and movement speed when ADS'ing. Location will be exposed.