Poly Technologies AK47 Magazine Catch Black. (Kengs Firearm Specialty). Crisp edges engage all types of Chinese magazines for reliable magazine retention. Constructed from steel this catch will hold up to the harshest conditions. The magazine catch is held in place by the magazine catch pin and catch spring. If you are replacing your catch see PolyTech item# 7--12 for the original catch spring. Specifications for Poly Technologies AK47 Magazine Catch: Manufacturer: Poly Technologies Color: Black Gun Make: Kalashnikov Gun Model: AK-47 Fabric/Material: Steel Condition Quality: Excellent Condition Details: Other Package Contents: Poly Technologies AK47 Magazine Catch What firearm models does the manufacturer say Poly Technologies AK47 Magazine Catch is compatible with? The manufacturer says that Poly Technologies AK47 Magazine Catch is compatible with AK-47Poly Technologies 70-00-11: AK47 Magazine Catch Black