"Manufactured from steel, AISI 1020 CR, with a phosphate coating according to DOD-P-16232. The item measures 4.364 inches in length and features scale markings ranging from 300 to 1500 at increments of 100."
Product Specifications:
FSC With Name
1220 - Fire Control Computing Sights and Devices
FSG With Name
12 - Fire Control Equipment
MFG Name
NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER