KA-PP-18
http://www.kingarms.com/product_detail.php?id=3006
MIM Steel trigger for King Arms Python 357 Series
Product Information:
For King Arms Python 357 Series (KA-PG-01 / KA-PG-04)
For better durability
Reinforced parts for PG-01-17-A02
Specification:
| Size | L:52 W:31 H:4mm | 
| Weight | 15g | 
| Main Material | MIM Steel | 
| Major Color | Black |