Sporting Goods 
Pet Supplies 
Fix your broken HK4 with this New Firing Pin. Firing your HK4 with a defective Firing Pin can destroy your gun. The Firing Pin will fit the following pistols I have over.
| Brand | Aftermarket for HK4 |
|---|---|
| Color | Black |
| For Gun Make | HK4 |
| For Gun Model | HK4 All |
| For Gun Type | Handgun |
| MPN | Does Not Apply |
| Material | Steel |
| Material/Finish | Steel |
| Model | HK4 Firing Pin |
| Specific Part | Firing Pin |
| Type | Slide & Firing Parts |
| UPC | Does Not apply |
