Tippmann BT Basic Training M4 Carbine RIS CQB Airsoft Gun Internal Marker Upgrades Flip-up front and rear sights

Flip-up front and rear sights can be used as primary sights or as backups to aftermarket optics as well

Mesh venting throughout keeps cooler air circulating for comfort

with a unique size ration and pattened spiral pattern that has been the choice of top competitive paintball players since the 1980's

Ergonomic elbow pit cut out to reduce binding

The ultimate in comfort and protection for your neck

Tippmann BT Basic Training M4 Carbine RIS CQB Airsoft Gun Internal Marker Upgrades Flip-up front and rear sightsThe perfect Basic Training entry into Airsoft in a complete affordable package. BT M4 Carbine RIS offers an authentic look, lightweight construction and ergonomic design that sums up the best value choice for getting into the game of Airsoft. Features: Lightweight Construction Reinforced Polymer Body and Rail Flip up Front and Rear Sights Adjustable Stock Hi Cap 300 round Magazine 9. 6 Nimh Rechargeable Battery and Charger Included