The Tiger Rock Inc. TM9AR TorkMag G-Block 223/5.56 Rifle 9mm Conversion Kit RTS enhances your shooting versatility by allowing seamless integration of Glock magazines into your milspec 223/5.56 lower rifle. This innovative conversion kit requires no permanent modifications, ensuring your rifle maintains its integrity while delivering enhanced functionality. With a simple cutting guide, modify compatible magazines in under a minute. Compatible with milspec 223/5.56 lower rifles Easy magazine modification with cutting guide Durable polymer magwell blocks Robust steel fixed ejector included Quick installation with provided hex key Transform your shooting setup today and experience unmatched flexibility!