WIN DEFENDER 5.56NATO 64GR SB 20/10
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Winchester Repeating Arms
Overview
The Winchester Repeating Arms WIN DEFENDER 5.56NATO 64GR SB 20/10 is a 5.56 nato. Compare prices from multiple merchants and find the best deal.
Specifications
MPNA556PDB
Caliber.56NATO
Grain Weight64
Round Count20
Use CaseDefense
Available Merchants(1)
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5.56 NATO ammo prices: how this box compares
This box
$2.65/rd · 20 rds
Cheapest 5.56 NATO today
$0.28/rd
Caliber median
$0.66/rd · this box 302% over
Rank
Cheaper than 2% of 596 in-stock 5.56 NATO listings
Cost per round is the merchant's price plus its estimated shipping, divided by rounds per box. All 5.56 NATO ammo prices.
Median of in-stock listings Low (5th percentile) High (95th percentile)
Cheaper 5.56 NATO confirmed in stock today
- 1CLOAK INDUSTRIES 100RD NUT SAC 5.56 PLASTIC AMMO B...$28.50 / 100 rds$0.28/rd
- 2Norma Ammunition - 5.56x45mm - 62 Grain - FMJ - Ammo Can - 1000$464.14 / 1000 rds$0.46/rd
- 3Winchester Ammo WM8551000 USA 5.56x45mm NATO 62 GR Full Metal Jacket Lead Core Green Tip (FMJLC) (Sold by Case) - 1000rd Case$469.99 / 1000 rds$0.47/rd
- 4PMC X-Tac 5.56mm 55 Grain FMJ Ammo, 20 Round Box (5.56X)$9.62 / 20 rds$0.48/rd
- 5Norma Ammunition - 5.56x45mm - 62 Grain - FMJ - Ammo Can - 50$24.65 / 50 rds$0.49/rd
What people build in 5.56 NATO
446 complete builds of 959 sharedBarrel length
16" 43% of builds
Gas system
Mid-Length 42%
Twist rate
1:7 59%
Typical build cost
$1,430–$3,244 median $2,123
79% of parts in stock today
Most common parts in 5.56 NATO builds
- LowerWilson Combat Ar-15 Lower Receiver Forged$52
- UpperGeissele Automatics Ar-15 16 Super Duty…$1,150
- BarrelRosco Manufacturing Rosco Bloodline 5.56…$131
- BCGBravo Company M16 Bolt Carrier Group Black$199
- HandguardTacfire's 15" ACE M-LOK Handguard - Black…$42
- TriggerGeissele Automatics Ar-15 Ssa-E X Lightning…$335
- Charging handleRadian Raptor Charging Handle & Talon…$155
- Muzzle deviceZev Technologies 5.56 Muzzle Device - 1/2x28$48
- Gas blockWilson Combat Ar-15 Lo-Profile Gas Block…$29
- StockDaniel Defense Collapsible Mil-Spec…$82
- Optic (41% of builds)Eotech 3x30.5mm x 21.6mm Holographic Hybrid…$1,289
- Budget$5258" pistolWilson Combat lower · Ballistic Advantage barrel · Bravo Company BCG24 parts · 20 in stock today · view build
- Typical$2,10617.7" mid · 1:7American Defense lower · Ballistic Advantage barrel · Palmetto State Armory BCG26 parts · 23 in stock today · view build
- Premium$4,49412.5" carbine · 1:7Spike's Tactical lower · Daniel Defense barrel · Bravo Company BCG30 parts · 24 in stock today · view build
Complete means all core parts from lower to muzzle device plus a stock or buffer. Cost is today's cheapest in-stock merchant per part. All 5.56 NATO builds.
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