Features :
- Designed specifically for True Precision barrels, but ready for most 9mm and .380 barrels with 1/2x28 Threads
- Tension lock o-ring for hand-tight installation to prevent back off
- Made from USA-sourced solid 416R Stainless Steel bar stock
- Designed, assembled, and machined in the USA
- The multi-port design includes three slotted 90-degree ports with a tapered front crown
- ,The overall length is .787, SELLCOPY;TRVC18-C-2400013;,The Trijicon VCOG (Variable Combat Optical Gunsight) is a highly rugged,, illuminated,, variable magnification riflescope designed for close-quarter battle (CQB) and long-distance marksmanship. Known for its nearly indestructible design,, first focal plane reticle and outstanding glass quality,, the VCOG is trusted by the U.S. Military,, law enforcement,, and 3-Gun competitors to take a beating and maintain zero.,