Skip to content
Sig Sauer

Sig Sauer MCX Spear LT 5.56 Rifle Length, 18 in., 30rd, OD Green

  • 5.56
  • 30rd
  • 18 in.
  • Semi-auto
$2,305

About usual: it usually sells for $2,315.81, its median price over the last 90 days.

$2,290 + $15.00 shipping to your FFL dealer, before tax and the transfer fee. 20% under MSRP.

Black Canyon Arms

Lowest of 3 stores

4.3 (3.5K), stock not reported,

Buy at Black Canyon Arms(opens the store in a new tab)

Compare 3 stores

Ranked by landed price: the item plus shipping to you, before tax.

Stores selling Sig Sauer MCX Spear LT 5.56 Rifle Length, 18 in., 30rd, OD Green, ranked by landed price
StoreLanded priceVersus bestStockStore link
Black Canyon Arms4.3
$2,305Best priceNot reportedBuy at Black Canyon Arms (opens in a new tab)
Bayou Arms Co.4.1
$2,306+$1.00Not reportedBuy at Bayou Arms Co. (opens in a new tab)
Iron Mesa Armory4.9
$2,559+$254.00In stockBuy at Iron Mesa Armory (opens in a new tab)

Guns ship to a licensed dealer (FFL) near you for pickup. Landed prices include shipping to the dealer, not their transfer fee.

Price history

The lowest price and each store's own, every day for 2 years.

Usual
$2,315.81
90-day median
90-day low
$2,071.80
90-day high
$2,357.35
2-year low
$1,907.49
Jan 18, 2026
Unchanged for
6 days
Since Oct 14, 2026
Every price change (111 in 2 years)
Every change of the lowest landed price, newest first
DateLowest priceChange
Oct 14, 2026$2,305Down 1.4%
Oct 12, 2026$2,338.18Up 12.0%
Oct 8, 2026$2,088Down 8.9%
Sep 10, 2026$2,290.75Down 1.5%
Aug 30, 2026$2,326.62Down 0.2%
Aug 28, 2026$2,332.41Down 0.9%
Aug 24, 2026$2,354.66Up 0.1%
Aug 18, 2026$2,351.78Up 0.7%
Aug 6, 2026$2,335.73Down 0.1%
Aug 2, 2026$2,336.96Down 0.9%
Aug 1, 2026$2,357.35Up 0.7%
Jul 30, 2026$2,340.50Down 0.0%
Jul 29, 2026$2,341.27Up 13.0%
Jul 8, 2026$2,071.80Down 9.7%
Jul 2, 2026$2,294.84Down 3.3%
Jul 1, 2026$2,373.98Down 1.5%
Jun 24, 2026$2,410.07Up 5.5%
Jun 12, 2026$2,284.29Down 3.4%
Jun 3, 2026$2,364.08Down 1.2%
May 31, 2026$2,392.84Down 7.5%
May 30, 2026$2,587.89Down 1.3%
May 15, 2026$2,622.52Up 9.5%
May 9, 2026$2,394.93Up 8.7%
May 4, 2026$2,203.55Down 12.5%
Apr 30, 2026$2,518.75Up 6.5%
Apr 26, 2026$2,365.77Down 12.3%
Apr 20, 2026$2,697.86Up 29.3%
Apr 17, 2026$2,085.86Down 12.6%
Apr 13, 2026$2,387.03Down 7.0%
Apr 4, 2026$2,565.93Up 9.5%
Apr 3, 2026$2,343.82Up 1.2%
Mar 24, 2026$2,316.06Down 2.0%
Mar 9, 2026$2,363.18Down 11.0%
Mar 8, 2026$2,656.57Up 15.2%
Feb 25, 2026$2,306.43Up 17.6%
Feb 24, 2026$1,961.93Down 17.7%
Feb 23, 2026$2,384.56Down 3.1%
Feb 17, 2026$2,462.11Up 23.5%
Feb 4, 2026$1,993.19Down 22.7%
Jan 28, 2026$2,579.63Up 17.6%
Jan 19, 2026$2,193.20Up 15.0%
Jan 11, 2026$1,907.49Down 17.7%
Jan 10, 2026$2,318.94Down 14.3%
Dec 24, 2025$2,707.29Up 40.5%
Dec 17, 2025$1,927.38Down 21.3%
Dec 12, 2025$2,447.80Up 1.2%
Dec 11, 2025$2,419.77Down 2.5%
Dec 10, 2025$2,482.69Up 8.1%
Dec 9, 2025$2,297.48Down 8.6%
Dec 7, 2025$2,513.51Up 1.4%
Dec 1, 2025$2,479.11Up 5.4%
Nov 25, 2025$2,352.63Down 0.7%
Nov 24, 2025$2,368.96Down 1.5%
Nov 17, 2025$2,404.95Up 1.7%
Nov 13, 2025$2,364.70Up 3.0%
Nov 4, 2025$2,296.17Down 2.5%
Oct 23, 2025$2,354.27Down 2.2%
Oct 12, 2025$2,406.16Up 2.8%
Oct 11, 2025$2,340.21Up 0.4%
Oct 10, 2025$2,331.36Up 7.3%
Oct 5, 2025$2,172.46Down 6.6%
Sep 30, 2025$2,325.31Down 1.1%
Sep 28, 2025$2,350.09Down 1.0%
Sep 25, 2025$2,373.41Down 4.7%
Aug 28, 2025$2,489.88Up 5.3%
Aug 25, 2025$2,364.21Down 2.7%
Aug 16, 2025$2,429.90Down 0.1%
Aug 6, 2025$2,432.50Up 0.2%
Aug 1, 2025$2,428.40Up 1.7%
Jul 28, 2025$2,388.54Up 1.9%
Jul 25, 2025$2,344.51Down 3.3%
Jul 24, 2025$2,424.74Up 1.2%
Jul 22, 2025$2,397.06Up 0.1%
Jul 18, 2025$2,393.51Down 0.9%
Jul 4, 2025$2,415.71Up 0.5%
Jun 25, 2025$2,402.76Down 9.0%
Jun 21, 2025$2,639.58Up 7.6%
Jun 11, 2025$2,452.28Up 4.3%
Jun 3, 2025$2,351.45Down 1.5%
Jun 1, 2025$2,386.10Down 10.2%
May 31, 2025$2,657.20Up 5.8%
May 27, 2025$2,511.19Up 4.0%
May 17, 2025$2,414.95Up 1.4%
May 1, 2025$2,382.47Up 11.5%
Apr 27, 2025$2,136.05Down 12.9%
Apr 20, 2025$2,453.70Up 10.2%
Apr 19, 2025$2,226.90Down 8.8%
Apr 17, 2025$2,442.87Down 9.1%
Apr 5, 2025$2,686.09Up 9.3%
Mar 25, 2025$2,458.40Down 1.6%
Mar 23, 2025$2,497.27Down 6.4%
Mar 7, 2025$2,668.12Up 11.9%
Feb 21, 2025$2,383.97Down 1.4%
Feb 18, 2025$2,416.69Up 3.1%
Feb 16, 2025$2,343.35Up 8.0%
Feb 9, 2025$2,169.63Down 18.0%
Jan 31, 2025$2,644.79Up 11.7%
Jan 26, 2025$2,368.79Up 17.3%
Jan 23, 2025$2,019.89Down 12.6%
Jan 18, 2025$2,310.69Down 15.9%
Dec 25, 2024$2,749.08Up 10.3%
Dec 22, 2024$2,493.36Down 8.1%
Dec 19, 2024$2,714.53Up 8.9%
Dec 18, 2024$2,493.39Up 3.7%
Nov 30, 2024$2,403.52Down 0.9%
Nov 8, 2024$2,425.84Up 2.5%
Nov 5, 2024$2,367.44Down 4.1%
Nov 3, 2024$2,469.32Down 0.4%
Oct 30, 2024$2,479.93Up 2.3%
Oct 27, 2024$2,424.71Down 1.6%
Oct 22, 2024$2,463.49Down 3.8%

About this product

The Sig Sauer MCX Spear LT 5.56 Rifle Length is a rifle chambered in 5.56 NATO, with a semi-auto action, an 18-inch barrel and a 30-round capacity. This listing is the oD Green finish in the rifle-length barrel configuration, new. Guns ship to a licensed dealer (FFL) near you, who runs the background check and hands it over; their transfer fee is separate.

Caliber
5.56 NATO
Type
Rifle
Action
Semi-auto
Capacity
30 rounds
Barrel length
18 in.
Finish
OD Green
Configuration
Rifle-length barrel
Condition
New