Colt

Colt M4/AR15 4-Position Receiver Extension

Name: Colt M4/AR15 4-Position Receiver Extension
Brand: Colt
SKU: SP64072
Price: 49.95 USD
Availability: InStock
Rating: 5 (15 reviews)

(15 reviews) Write a Review

SKU:: SP64072
UPC:
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$49.95

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Description

Description

Factory Colt 4-position receiver extension for M4/AR15 type rifles.

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15 Reviews

15 Reviews

5
Colt 4 Position Receiver Extension.

Posted by Caleb "the Clown" Savant! on 7th May 2026

Perfect Colt parts
5
Very nice

Posted by Roger Moss on 6th May 2026

As expected, prompt shipping and delivery.
5
Love it

Posted by Andy on 3rd May 2023

Exactly like the picture and the description. Fast shipping & great product.
5
Keep it Colt

Posted by John Pipolo on 16th Oct 2022

ArmsUnlimited is an excellent source for authentic Colt’s parts. Whether you’re working on a clone or your old standby Car-15.
5
No hassle

Posted by Michael DiBetta on 27th Oct 2021

Just want to say. Thank you for quick shipping and verification.
5
4-Position Receiver Extension

Posted by Bob Tallman on 17th Jun 2021

quality product, as described, fast shipping
5
Colt receiver extension

Posted by Michael on 13th May 2021

Appears genuine colt, has the real colt 4 position. Replaced a six position on an old colt lower that wasn't genuine colt. Trying to stay a little authentic.
5
High quality Colt extension tube

Posted by Randy on 16th Aug 2020

I am just glad that I grabbed a couple.
5
nice find

Posted by Isaiah Frazier on 23rd Jan 2020

Good price on hard to find Colt part
5
Colt Buffer Tube

Posted by Jeremy Boehm on 2nd Oct 2018

The part met my expectations for a quality Colt Component. You just canâ€™t go wrong with Colt!