For those who are looking for this, it is now on pre-order at Evike.com and each will cost US$135.00... "MAG VN Type 90rd Mag for Systema Celciuis CTW PTW M4 M16 Series Airsoft AEG - Set of 4. You have voiced out to us, the Airsoft industry, wanting the SPR / VN type magazine for your PTW / CTW and Evike.com is making your dreams come true!

Evike.com will have a limited time Exclusive for the PTW Magazine, take this opportunity to get yours today using Evike’s coupon codes on already discounted items! 

Features:

• Compact / Short VN Type magazine for a slicker look and enhanced transportability.
• Precision feeding high-capacity mid-cap magazine.
• Re-designed modified bb follower to prevent lost.
• Full metal construction with maximum precision.
• Parkerizing surface real-steel grade high quality finish.
• High performance, durable, newest design, best feeding, best looking magazine for your Systema / Celcius PTW / CTW!

Specifications:

• Capacity: 90+5 rounds
• Manufacture: MAG
• Capacity: 90 rounds
• Material: Metal / Steel / Aluminum / Polycarbonate. Surface Finish: Parkerized.
• Application: For Systema PTW Celcius CTW & compatible M4 / M16 / CQB-R models."