
Christensen Arms
BARREL CF REM700 450BM 20"
Product Details
BARREL CF REM700 450BM 20". Caliber/Gauge: 450 Bushmaster Model: Carbon Fiber Barrel Barrel Length: 20" Finish: Stainless Rate of Twist: 1-in-16
Specifications
| Brand | Christensen Arms |
|---|---|
| UPC | 696528094135 |
| Caliber | 450 Bushmaster |
| Color / Finish | Stainless / Silver |
| Finish Type | Stainless |
| Barrel Length | 20" |
| Part Type | Barrel |
| Condition | New |
Buying this item
- Does the BARREL CF REM700 450BM 20" ship free?
- Orders over $250 ship free within the US; smaller orders ship for a flat $9.99. Local pickup in Rocky Mount, NC 27803 is also available.
- Is the BARREL CF REM700 450BM 20" in stock?
- Yes — live distributor inventory shows it in stock and it ships or is ready for pickup within 1–3 business days.
- What is the return policy?
- Non-firearm items may be returned within 30 days (a restocking fee of up to 15% applies if the packaging was opened). Firearms and ammunition are final sale once transferred, per federal law.
All firearm sales require background checks and compliance with federal, state, and local laws. You must be 21+ for handguns/stripped receivers and 18+ for long guns.
More parts & uppers like this

Thompson Center Arms
Thompson Center Encore Prohunter Rifle Stainless Fluted Threaded Barrel 26" - 450 Bushmaster No Sights
$383.81Christensen Arms
DBM BOTTOM METAL LA HUNTER
$269.99
Christensen Arms
SCOPE BASE REM 700 SA 20MOA
$59.99
Thompson Center Arms
Thompson Center Encore Prohunter Katahdin Rifle Barrel .450 Bushmaster 20" 11/16-24 Threaded Stainless
$383.81
Christensen Arms
SCOPE BASE REM 700 LA LH
$59.99
Christensen Arms
SCOPE BASE REM 700 SA LH
$59.99
Christensen Arms
TACTICAL BOLT KNOB
$54.99
Christensen Arms
DBM BOTTOM METAL SA TACTICAL
$269.99
Guides for this gear
All articles →
shooting sticks
Shooting Sticks vs. Bipods: Which Is Better for Your Hunt?
Shooting sticks and bipods both improve shooting stability, but they serve different hunting styles. Compare their strengths and choose the support that fits your terrain, rifle, and season.

AR-15
7 Mistakes You're Making with Your AR-15 (and How to Fix Them Before Opening Day)
Before opening day, your AR-15 needs more than a quick glance and a fresh box of ammo. Use this seven-point checklist to inspect your rifle, secure your optics, verify your magazines, confirm your point of impact, and practice with your actual hunting setup.

hunting apparel
Hunting Apparel 101: How to Layer for North Carolina's Early-Season Heat and Late-Season Cold
Learn how to build a practical hunting apparel system for North Carolina's humid early season, cold late season, changing temperatures, and long days outdoors.
