MFT Extreme Duty Rear Metal Back Up Sight MFT steel back up sights are designed for a minimalistic but rugged profile. Tucking under other equipment while maintaining a strong secure backup solution when optics and other accessories fail. Reduction in hardware increases the robust nature all while minimizing complexity and failure points.table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; } Item Category Code: 7600 Product Group Code: 7600J Product Sub Group 1: 7600J1 Inactive: Yes