Since 2002, TechT has been leading the way in paintball bolt technology. Our bolts, the L7, MRT and HUSH series bolts have been leading the industry without contest. Our bolts push weight reduction, sound reduction, air efficiency, speed, reduced kick and consistency to new levels. Our bolts come with a LIFETIME warranty. They also come with full technical support from real people who play paintball. For those who are not confident working on their marker there are many instructional videos online that can help you understand how to install and set-up your marker with your new bolt. We have bolts for most every major marker. See if we have bolts to fit all your markers. You will be glad you did. We guarantee it.