Winchester WM855K 5.56 NATO 62gr Green Tip 1000 Round Case with Active Safety ARC-Fire V2 45-90 ARC Kit - WM855K+0-45-90 ARC

Winchester WM855K 5.56 NATO 62gr Green Tip 1000 Round Case with Active Safety ARC-Fire V2 45-90 ARC Kit

This bundle pairs a 1000-round case of Winchester WM855K 5.56 NATO 62-grain green-tip ammunition with the Active Safety Designs Ambidextrous ARC-Fire Trigger Kit V2 in the 45-90 ARC configuration. It combines bulk Lake City-loaded training ammo with a fast-reset selector and trigger system built for shooters who want more trigger time and a more responsive rifle setup. The result is a practical package for range work, drills, and high-tempo AR use.

Features

• Includes Winchester WM855K 5.56 NATO 62 grain green tip ammo
• Includes Active Safety Designs Ambidextrous ARC-Fire Trigger Kit V2 45-90 ARC
• Bulk 1000-round case for extended training sessions
• M855 / SS109 style FMJ load with Lake City brass
• Ambidextrous selector design
• Three-position control: Safe, Semi, and ARC
• Patent-pending Active Reset Clutch technology
• Positive tactile selector engagement
• DLC-coated cam, lever, and detent bar
• Includes pre-cut trigger and KNS safety detent

Specifications

• Ammo Model: WM855K
• Ammo Caliber: 5.56x45mm NATO
• Ammo Bullet Type: Full Metal Jacket
• Ammo Bullet Weight: 62 grain
• Ammo Case Quantity: 1000 rounds
• Ammo Brass: Lake City stamped
• Ammo Projectile Type: SS109 Green Tip Penetrator
• Ammo Muzzle Velocity: 3060 fps
• Ammo Muzzle Energy: 1288 ft-lbs
• Trigger Kit Configuration: 45-90 ARC
• Trigger Kit Included Parts: M2 tool steel cam, lever, and detent bar; 4140 steel primary and ambi selectors; pre-cut trigger; KNS safety detent
• Trigger Kit Finishes: DLC on cam, lever, and detent bar; black oxide on selector levers

Trigger Compatibility

• Most Mil-Spec Triggers w/ SS Cut
• Geissele Triggers w/ SS Cut*
  • SSA
  • SSA-E
  • SSA-E X Trigger
  • SSA-X
  • SD-E
  • SD3G
  • SDC
  • SSP
  • S3G
  • G2S
• ALG Triggers w/ SS Cut
  • Defense QMS
  • Defense ACT
• BCM PNT Trigger w/ SS Cut
• PSA Enhanced Polished Trigger (EPT) w/ SS Cut
• Aero Precision FCG w/ SS Cut
• CMMG FCG w/ SS Cut
• Anderson Stainless FCG (Cut Hammer Version) w/ SS Cut*

* – Indicates an additional “lever blocker” part is needed to prevent overtravel.

Known incompatible triggers: LaRue Tactical MBT-2S, CMC Single Stage Flat/Curved, Rise Armament RA-140

Platform Compatibility

• AR-15 Platform – .223/5.56, 300BO, 9mm, 10mm, .45, and .40
• CMMG Banshee
• MP5 Platform – Fits AR-based MP5 lowers. Leber V2 will require the version with a safety selector area cutout; support for the normal model will come later. LEE SPORTING SUPPORT IS NOT GUARANTEED OR WARRANTIED.
• G3/91 Platform – Same as MP5.
• JAKL-15 – .223/5.56 and 300BO – Requires JAKL-15 Slip Trip Kit
• JAKL-9 – 9mm – Requires JAKL-9 Slip Trip Kit
• MPX – 9mm (excl. Copperhead) – Requires MPX/MCX Slip Trip Kit
• MCX – .223/5.56, 300BO, and 7.62×39 – Requires MPX/MCX Slip Trip Kit
• Kuna – 9mm – Requires AS Designs Kuna Lower Kit (Nexus compatibility unconfirmed)
• Stribog – 9mm, 10mm, and .45 – Requires AS Designs Stribog Lower Kit
• Dissent – .223/5.56, 300BO, 9mm, .45, and 5.7 – Requires Dissent Slip Trip Kit
• Dissent – .308 and 8.6BLK – Requires Dissent Slip Trip Kit and Custom ARC Lever
• HK MR556/416 (All versions) – Milspec AR FCG or a precut Geissele is needed; doesn’t require a different bolt carrier.
• HK MR762/417 (All versions) – Precut MR762 Geissele needed; upcoming 308 ARC Lever suggested; doesn’t require a different bolt carrier.

Upcoming Platform Compatibility (finalizing):

• JAKL-10 – .308 – Requires JAKL-10 Slip Trip Kit and Custom ARC Lever
• BRN-180 – .223/5.56 and 300BO – Requires BRN-180 Slip Trip Kit and Custom ARC Lever
• UMP – .45 – Requires AS Designs UMP Lower Kit
• GHM9 – 9mm – Requires AS Designs GHM9 Lower Kit
• APC9 – 9mm – TBD
• APC45 – .45 – TBD
• MCX – .277 and .308 – Requires MCX Heavy Slip Trip Kit and 308 ARC Lever
• SCAR – TBD
• GEN-12 – TBD

Legal Notice and Disclaimer
By purchasing this product, you affirm that you understand and will comply with all applicable federal, state, and local laws regarding firearms, parts, and accessories. It is your responsibility to determine whether this product is legal in your area before ordering.

Cannot be shipped to the following states: CA, CO, CT, DE, FL, HI, IL, MA, MD, MN, NJ, NV, NY, OR, RI, WA, and D.C. No US Territories. No international orders.