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ZCI



Product Image Item Name- Price
ZCI Aluminum M4 Buffer Tube

ZCI Aluminum M4 Buffer Tube

These aluminum buffer tubes are light and strong, CNC machined from aluminum. They included the threaded mount used by some lower receivers...
$18.00

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ZCI Aluminum M4 Nozzle (21.37mm)

ZCI Aluminum M4 Nozzle (21.37mm)

This is a aluminum nozzle with O-ring for M4 series rifles. The O-ring stops air from leaking between the cylinder head and nozzle, all stock nozzle...
$3.50
Sale: $2.80
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ZCI Aluminum MP5 Nozzle (20.40mm)

ZCI Aluminum MP5 Nozzle (20.40mm)

This is a aluminum nozzle with O-ring for MP5 series rifles. The O-ring stops air from leaking between the cylinder head and nozzle, stock nozzle...
$3.50
Sale: $2.80
Save: 20% off


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ZCI G36 120rnd Midcap Magazine

ZCI G36 120rnd Midcap Magazine

Midcaps provide high feed rates better for fast RPS builds and don’t rattle for better stealth. At 120 rounds they still pack a fair bit of...
$8.00

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ZCI G36 Cylinder Head

ZCI G36 Cylinder Head

These are G36 cylinder heads from ZCI, they are of the locking block front style which if your gearbox has this shape will work well. Please check...
$6.00

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ZCI High Cap Mag Spring

ZCI High Cap Mag Spring

A replacement for worn or broken high cap mag springs.
$3.00

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ZCI M4 130rnd Steel Midcap Magazine

ZCI M4 130rnd Steel Midcap Magazine

Midcaps provide high feed rates better for fast RPS builds and don’t rattle for better stealth. At 130 rounds they still pack a fair bit of...
$9.00

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ZCI M4 Flash Mag

ZCI M4 Flash Mag

This M4 high cap flash mag from ZCI offers an alternative to conventional high cap winding wheels. It maintains the high capacity but instead of the...
$10.00

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ZCI M4 Lightweight Polymer Crane Stock

ZCI M4 Lightweight Polymer Crane Stock

This polymer crane stock provides a more substantial stock for better cheek weld while still maintaining a low weight. The butt pad is a medium soft...
$22.00

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ZCI M4 Metal Hopup Unit

ZCI M4 Metal Hopup Unit

This is a complete hop-up unit for M4 and Armalite series rifles. It's main body is made from zinc which is more rigid than stock plastic hopup...
$8.00
Sale: $6.40
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ZCI M4 Selector Plate

ZCI M4 Selector Plate

Replacement selector plate for M4 rifles. Made from heat resistant Nylon. Does not feature the electrical safety plate used on some gearboxes.
$2.00

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ZCI Nylon Bearing Piston Head

ZCI Nylon Bearing Piston Head

These ZCI piston heads are most likely made from a nylon composite and come in two different versions. The threads are supported by a brass nut that...
$5.00

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ZCI Reinforced Aluminum Gearbox – 8mm and QD Spring Guide

ZCI Reinforced Aluminum Gearbox – 8mm and QD Spring Guide

These ZCI reinforced gearboxes have a number of added features that make them stand out from normal V2 gearboxes. These aluminum versions are...
$100.00

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ZCI Reinforced D-type Pinion Gear

ZCI Reinforced D-type Pinion Gear

Here are the ZCI reinforced D-type pinion gears. These are made with a different manufacturing process than normal powdered metal pinions so they are...
$4.00

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ZCI Reinforced Full Gearbox - Fully Assembled - QD Spring Guide

ZCI Reinforced Full Gearbox - Fully Assembled - QD Spring Guide

These ZCI reinforced gearboxes have a number of added features that make them stand out from normal V2 gearboxes. These cast zinc versions use the...
$85.00

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ZCI Reinforced Gearbox – 8mm, QD Spring Guide, Micro Switch

ZCI Reinforced Gearbox – 8mm, QD Spring Guide, Micro Switch

These ZCI reinforced gearboxes have a number of added features that make them stand out from normal V2 gearboxes. These cast zinc versions use the...
$30.00

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ZCI Reinforced M4 Grip

ZCI Reinforced M4 Grip

A common problem with stock M4 grips is the screws used to attach the motor plate are often coarse thread and screwed directly into the plastic grip....
$8.00

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ZCI Reinforced Vertical Grip - Short

ZCI Reinforced Vertical Grip - Short

These vertical grips from ZCI are a great addition to any setup, made from 30% glass fiber reinforced nylon they are ready for any abuse. These have...
$8.00

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ZCI Reinforced Vertical Grip Classic Style

ZCI Reinforced Vertical Grip Classic Style

These vertical grips from ZCI are a great addition to any setup, made from 30% glass fiber reinforced nylon they are ready for any abuse. These are...
$5.00

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ZCI SR-25 Reinforced CNC Gears

ZCI SR-25 Reinforced CNC Gears

These ZCI gears are a new upgraded version of their previous gears. The standard ZCI gears performed quite well from my experience but these new...
$18.00

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