DBoys M4 / M16 Series Version 2 Polymer Hop-Up Chamber Unit

Material: Polymer
Color: Clear
Product Code:

Our take:  This NEW hop-up chamber unit (complete) by DBoys is perfect for the M4 / M16 series of AEG rifles.  Constructed out of high quality polymer for maximum performance, this hop-up chamber is ready to use right out of the box and is a cost-effective alternative to other similar hop-up chamber units that can cost more than $25!

- Durable polymer build
- Ready to use out of the box
- Compatible with M4 and M16 series AEGs

Package includes:  Hop-up chamber, spring

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