US$ 12.00
Item Code: TNT-HOP-KSC-MP9-370
For TM Hi-CapaItem Code : JLP-SR04RB
however this A+studio hop up came up with this "concave" shape bucking
For MARUI G19 Gen4 GBB Use Only
Trigger Block & Sear Housing Screw (Part No.102) For KSC MP9 GBB Manufacturer_APS Item Code: TNT-HOP-KSC-MP9-370
US$ 12.00
US$ 45.00
US$ 155.00
US$ 147.50
US$ 198.99
US$ 18.49
US$ 142.50
US$ 199.99