The Rob Roberts RR1 Raptor Mobil 12 Gauge Choke is engineered for superior performance in close-range shooting scenarios. Crafted from durable 17-4 PH Stainless Steel this choke offers exceptional pattern density thanks to its carefully designed internal cuts. Developed through extensive research and innovation it represents the pinnacle of advanced shotgun technology. Note that this choke is designed for single-barrel use ensuring optimal functionality and precision.