WE WILL BE CONDUCTING SCHEDULED SERVER MAINTENANCE ON WEDNESDAY JUNE 25, 2025 BETWEEN 4:00AM AND 7:00AM EST. DURING THIS PERIOD, THERE MAY BE A POSSIBILITY OF SLIGHT SERVICE DEGRADATION OR DOWNTIME.

Click HERE to see USPS Postal areas that are experiencing service disruptions causing shipping delays!
ALL ORDERS $500+ WILL REQUIRE INSURANCE AND SIGNATURE CONFIRMATION!
CHECKOUT MINUMUM & SHIPPING DESTINATIONS
MINIMUM TO CHECKOUT $5.00
WE SHIP WITHIN THE USA
GUAM & PUERTO RICO
TIMEFRAME TO FULFILL YOUR ORDER
SMALL COMPONENTS: 1 to 2 Business Days
COMPLETE UPPERS 2 to 3 WEEKS
Add Additional 1 to 2 Weeks for Custom Cerakote
AVERAGE SHIPPING TRANSIT TIMES
NOT INCLUDING HOLIDAYS
USPS GROUND ADVANTAGE: 2 to 5 Business Days
USPS PRIORITY: 2 to 3 Business Days
UPS GROUND: 2 to 5 Business Days
  1. Home
  2. AR-15 PISTON UPPERS
  3. LOW PROFILE REGULATED PISTON UPPERS
  4. 6.5 GRENDEL L.P.R. PISTON UPPERS
  5. 6.5 Grendel L.P.R. Rifle Length Piston 18" Upper with A.P. 15" M-Lok Handguard
6.5 Grendel L.P.R. Rifle Length Piston 18
Upper Shown with Upgraded MAGPUL Enhanced Ejection Port Cover

6.5 Grendel L.P.R. Rifle Length Piston 18" Upper with A.P. 15" M-Lok Handguard

Write a Review
Your Price: $1,159.99
BUILD TO ORDER
Questions about this item? Be the first to ask here.
Part Number: 2108271
Availability: In Stock

Choose Options

Black Rifle Arms ® L.P.R. AR-15 Rifle Length 6.5 Grendel 18" Piston Upper with 15" Aero Precision Enhanced M-Lok Handguard
6.5 Grendel Piston Upper

Related Items

Magpul Industries RLS Two Point Sling, Fits 1.25 In Stock
Magpul Industries RLS Two Point Sling, Fits 1.25" Sling Attachments
$24.95
Select Options
.308 Carbine Heavy Buffer - 5 oz. In Stock
.308 Carbine Heavy Buffer - 5 oz.
$55.00
Add To Cart
LaRue Tactical MBT-2S Straight Bow Trigger In Stock
LaRue Tactical MBT-2S Straight Bow Trigger
$115.00
Add To Cart
Background Check In Stock
Background Check
$10.00
Add To Cart
5.56 L.P.R. Rifle Length Piston 18 In Stock
5.56 L.P.R. Rifle Length Piston 18" OR 20" Upper with A.P. 15" M-Lok Handguard
$1,159.99
Select Options
Mini Milspec AR15 Buffer Tube Kit with Micro M4 Stock- Carbine Out of Stock
Mini Milspec AR15 Buffer Tube Kit with Micro M4 Stock- Carbine
$64.99
Add To Cart

Accessories

B5 Systems SOPMOD BRAVO Stock In Stock
B5 Systems SOPMOD BRAVO Stock
$62.00 $58.00 Sale
Add To Cart
B5 Systems P-Grip 23 Pistol Grip In Stock
B5 Systems P-Grip 23 Pistol Grip
$19.99
Add To Cart
Aero Precision USA AR-15 Stripped Lower Receiver In Stock
Aero Precision USA AR-15 Stripped Lower Receiver
$134.99
Add To Cart
AR15/M4 Lower Parts Kit, Minus FCG/Pistol Grip Out of Stock
AR15/M4 Lower Parts Kit, Minus FCG/Pistol Grip
$40.00
Add To Cart

Recently Viewed Items