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Systema Professional Challenge Kit - M4A1

ID: 30364 (Kit-STMA-CH-M4A1)
5.0 stars, based on 1 reviews


Sorry, this item is Discontinued

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Systema Professional Challenge Kit - M4A1

Systema PTW Disclaimers:(Please read & understand prior to your purchase)
To own a PTW starts with understanding if a PTW is right for you. The pricing structure of a PTW is intended for Systema, not the retailer to provide parts support and warranty.
1) retails PTW with majority of payment going to Systema, thus the item comes with a 14 day warranty backed by Systema.
2) PTW repair costs are high because all the Systema PTW parts costs us that much. For example, a PTW motor is retailed for $260.
3) PTW series AEG are intended by Systema to be serviced by the manufacture directly (From the high ticket price you pay us to pay Systema.) They do have service center here in the USA and all warranty are offered by Systema USA. is always here to help and we can always be your bridge with Systema USA to get replacement parts for you, or get your defective item repaired, we just need to be appreciated for the free labor. = )
4) All Challenge kit series are warrantied 100% by Systema USA and is always here to help!

An affordable way for you to obtain a PTW at lower cost by assembling, quality control, fine tuning the AEG yourself.

All challenge kits are brand new, newest version directly from Systema and warrantied by Systema USA directly. is always here to help and to offer free labor. Remember, majority of the money you paid on this high ticket price goes to Systema.

1 Customer Review

(Write a review)

by thomas g. on 03/12/2009
"things to know

* the same gearbox and motor as a max ptw. can pull a red m150
* the grips on the max are carbon fibre, on this they are ABS
* steel barrel & 604 tighbor inner
* comes with the old verson black, as to the new verson with the silver ball bearing and tip
the old black will get striped using a 9.6 battery, can buy a stell piston for 20$
* comes with the old verson ruff plastic butplate insead of the new rubber one.
* NEVER use under a 9.6 batery with any 07 or 08 ptw, with any black, blue, gold, or red.
*comes with a black alumanum buffer tube, instead of the ugly cilver one that comes with an 08 max


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California Proposition 65 Warning: Cancer and Reproductive Harm -

This item is Discontinued.