Sierra3 Combo 3.5-10x42mm BDX-R1 With Kilo1600 BDX

SIG Sauer BDX ballistic-calculation system is designed to do just that, and the company's Kilo1600 BDX LRF and Sierra3BDX 3.5-10x42mm riflescope combo kit makes it possible. Thanks to this SIG Sauer company's Kilo1600 BDX LRF and Sierra3BDX 3.5-10x42mm riflescope combo kit, hunters in the field can take advantage of a lightweight optic that doesn't weigh down their rifle system while also reaping the benefits of today's cutting-edge ballistic-calculation technology. The BDX system works by taking your rifle and ammo combination and comparing it with the range and windage data taken from the company's KiloKilo1600000 BDX rangefinder. The on-board software calculates a Mfg: Sig Sauer, Inc.