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External Parts




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 Flip-up Scope Protector

ZCI Flip-up Scope Protector

Scope protectors serve the obvious purpose of protecting scopes and optics from damage, normally induced by BB impacts. This protection is beneficial...
$10.00

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ZCI M4 5.5in Short Aluminum Outer Barrel

ZCI M4 5.5in Short Aluminum Outer Barrel

These short outer barrels are great for building a compact CQB M4 “stubby killer” or “M4 pistol”. Their total length is 5.5...
$18.00

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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 Metal M4 Body - BONEYARD

ZCI Metal M4 Body - BONEYARD

These ZCI M4 upper and lower receivers have good fit and finish with a solid build. The finish is a nice consistent matte black. They appear to be...
$50.00

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ZCI Rear Buffer Tube Sling Mount

ZCI Rear Buffer Tube Sling Mount

Rear M4 sling mount with quick disconnect sling ring.
$20.00

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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 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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CL AK Weaver Rail

CL AK Weaver Rail

These rails are designed to be mounted to the rear AK sight platform. The cross bolt mounts into the holes that normally allow the rear sight's...
$10.00

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CL Short G36 Rail Set

CL Short G36 Rail Set

This is a set of 3 short G36 rails. These aluminum rails have convenient placement markers and include mounting hardware. These are a nice...
$10.00

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Short Scope Rings w/shim kit

Short Scope Rings w/shim kit

These short scope rings are for smaller diameter scopes or were there is additional clearance for the objective. Because the scopes I sell have...
$6.50

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SHS M4 Sling Ring Type B

SHS M4 Sling Ring Type B

These sling rings provide a convenient and versatile sling clip point mounted between the lower receiver and buffer tube. The “wings” on...
$6.00

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Single-point Nylon Bungie Sling - Green

Single-point Nylon Bungie Sling - Green

The single-point sling is best suited for tactical use and situations involving the use of a lot of cover. It's lighter and less cumbersome than...
$5.00

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Single-point Nylon Bungie Sling - Tan

Single-point Nylon Bungie Sling - Tan

The single-point sling is best suited for tactical use and situations involving the use of a lot of cover. It's lighter and less cumbersome than...
$5.00

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Tall Scope Rings (1.5in)

Tall Scope Rings (1.5in)

These are 1in diameter by 1.5in center height scope rings. They are tall enough to accommodate even the largest scopes but more importantly they are...
$5.00

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ZCI 12” Keymod RIS Aluminum Handguard

ZCI 12” Keymod RIS Aluminum Handguard

These Aluminum Keymod style RIS foregrips from ZCI are great for customizing your replica. These are significantly lighter than Weaver style hand...
$30.00

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ZCI 13.5” Keymod RIS Aluminum Handguard

ZCI 13.5” Keymod RIS Aluminum Handguard

These Aluminum Keymod style RIS foregrips from ZCI are great for customizing your replica. These are significantly lighter than Weaver style hand...
$32.00

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ZCI 15in Aluminum Outer Barrel

ZCI 15in Aluminum Outer Barrel

These full length outer barrels are great for lightening up a stock replica that came with a zinc barrel. Their total length is 15 in with a...
$14.00

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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 - Tall

ZCI Reinforced Vertical Grip - Tall

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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