SightMark .350 Legend In-Chamber Boresight w/ Red Laser Black. 350 Legend Boresight is the perfect tool to get on paper fast without wasting time or ammunition. This premium boresight is made of durable brass and features an on/off end cap. It comes with batteries and a carrying case. If you need to sight-in your weapon quickly and accurately choose a .350 Legend In-Chamber Red Laser Boresight Specifications for SightMark .350 Legend In-Chamber Boresight w/ Red Laser: Manufacturer: SightMark Color: Black Features of SightMark .350 Legend In-Chamber Boresight w/ Red Laser Precision Accuracy Reliable and durable Compact and lightweight Easy to pack and travel Comes with batteries and a carrying case Package Contents: SightMark .350 Legend In-Chamber Boresight w/ Red Laser Batteries Carrying Case SightMark SM39048: .350 Legend In-Chamber Boresight w/ Red Laser Black