Poly Technologies Main Spring for Mauser C-96 Black. Genuine Mauser parts. Made in Germany. Used good condition. For additional parts request that not on listed call us at (404) 691-7611. Specifications for Poly Technologies Main Spring for Mauser C-96: Manufacturer: Poly Technologies Color: Black Gun Model: Mauser C96 Condition Quality: Excellent Condition Details: Other Quantity: 1 Package Contents: Poly Technologies Main Spring for Mauser C-96 What firearm models does the manufacturer say Poly Technologies Main Spring for Mauser C-96 is compatible with? The manufacturer says that Poly Technologies Main Spring for Mauser C-96 is compatible with Mauser C96Poly Technologies 62-00-30: Main Spring for Mauser C-96 Black