98 Custom * More durable all aluminum die cast receiver and matte black finish that will resist impact and wear. Stainless steel gas line won’t rust or break. * More reliable quick release feeder elbow for easier cleaning and maintenance. A newly designed power tube and proven inline bolt system ensures consistent performance. * More modifiable split receiver makes it easier to install accessories and upgrades. 98 Custom ACT (Anti-Chop Technology) * All the features as above and more! * Anti-Chop Technology – ACT (Anti Chop Technology) is a patent pending design to help eliminate ball chopping and ensure consistent performance. Using a new technology that has the front and rear bolt working independently of each other, ACT virtually eliminates ball chopping and improves ball accuracy with less barrel cleaning. And unlike other anti chop systems, this system maintains ball velocity shot after shot and does not have to be re-cocked if the anti chop technology had to be engaged. Features: * Split Receiver Design, providing easier access to internal components for simplified installation of grip upgrades and modifications * Secure Front Sight Spring and Trigger Pins, making the marker easier to service and reassemble * Easy-to-Remove Power Tube Design with self-sealing/locking gas line secures the valve in place and eliminates two bolts from previous design making maintaining the marker quicker and easier * Full Depth Pockets for ASA, eliminating the need to loosen the ASA bolts when disassembling the marker * New Barrel Porting and a Matte Finish, improving marker air efficiency and reducing reflective glare * Picatinny Rails, which makes adding a carry handle, scopes and other accessories a snap * Redesigned, Vertical Front Grip, which offers improved stability and added texture for a more secure feel * Redesigned Sling Mount End Cap, which allows players to easily attach a variety of different sling styles * Fully compatible for CO2, compressed air, or nitrogen.