In StockSave 8%
Type
parts
Last Seen
May 20, 2026
Geissele Automatics MK4 Federal Super Mod 10
Sold byGrabAGun•Posted Apr 27, 2026
Compare prices for Geissele Super Modular FBI MK4 AR-15 M-LOK Handguard 10.5" Black$350.00
$382.50
You save $32.50 (8% off)
Price and stock data refresh continuously from GrabAGun.
Deal Summary
- Currently in stock.
- Category: parts
- UPC: 817953027905
- SKU: GAG_GEI05430B
- Brand: Geissele
Price History
Deal Details
Geissele MK4 Federal Features The MK4 Federal rail features precision-machined 6061-T6 aluminum construction and Geissele's proven two-piece Super Modular Rail (SMR) barrel nut system which ensures maximum stability and repeatable zero retention. Its free-floating design enhances accuracy by isolating barrel harmonics from external contact while the M-LOK slots at 3 6 and 9 o clock provide a clean secure interface for lights grips or other accessories. A continuous 1913 Picatinny rail r
Other Offers for This Product
Active offers from your catalog for Geissele Super Modular FBI MK4 AR-15 M-LOK Handguard 10.5" Black.
Comparing 7 retailers carrying this product
Lowest Price: $285.00
Highest Price: $400.00
You Save: $115.00
Avg Discount: 10% off
Geissele Automatics MK4 Federal 05-430B, Super Modular Rail, 10 in
GeisseleHinterland OutfittersSKU/UPC: 199065
$285.00
View at Hinterland Outfitters
Geissele Super Modular Rail MK4 Federal AR15 Handguard - Black | 10 | M-LOK
Geissele AutomaticsBattleHawk ArmorySKU/UPC: 817953027905
$303.12$382.50Save 21%
View at BattleHawk Armory
Ar-15 Mk4 Federal Super Modular Rails - Mk4 10'''' Federal Super Modular Rail M-Lok Black
Geissele AutomaticsBrownellsSKU/UPC: 100042827
$334.99$400.00Save 16%
View at Brownells
Geissele MK4 Super Federal M-Lok Modular Rail 10in Black
GeisseleOptics PlanetSKU/UPC: 1TO-HZ-05-283B-05-430B
$347.99$400.00Save 13%
View at Optics PlanetGeissele Automatics MK4 Federal Super Mod 10
Geissele AutomaticsGrabAGunSKU/UPC: GAG_GEI05430B
$350.00$382.50Save 8%
View at GrabAGun
Geissele Automatics MK4 Federal Super Modular Rail 10" M-LOK Rail - 05430B
GeisselePalmetto State ArmorySKU/UPC: 516551636112
$383.99$426.99Save 10%
View at Palmetto State Armory
Geissele Super Modular FBI MK4 AR-15 M-LOK Handguard 10.5" Black
GeisseleMidwayUSASKU/UPC: 192794
$400.00
View at MidwayUSA