I had to take apart as wasn’t working to find the slider had snapped along with plastic on wheel to had split , thankfully I had these from old gearbox and was able to get firing as gears are good,was going to complain but left too long before I tested
![[MadDog] Enhanced Hop-Up Rubber[For KSC/KWA System 7 Pistol][60 Degrees]](http://www.sixmm.com/cdn/shop/products/MadDog_EnhancedHop-UpRubber_ForKSCKWASystem7Pistol_60Degrees_2_507e1591-d7f0-4ee0-9211-28245c300187.jpg?v=1619773605&width=950)
![[MadDog] Enhanced Hop-Up Rubber[For KSC/KWA System 7 Pistol][60 Degrees]](http://www.sixmm.com/cdn/shop/products/MadDog_EnhancedHop-UpRubber_ForKSCKWASystem7Pistol_60Degrees_1_a35d1e4f-808d-4630-bcee-2506501bd6a5.jpg?v=1619773605&width=950)
![[Guarder] Hop-up Bucking[For KWA LM4 KRISS PTR Airsoft GBB Rifles]](http://www.sixmm.com/cdn/shop/products/Guarder_Hop-upBucking_ForKWALM4KRISSPTRAirsoftGBBRifles.jpg?v=1644571908&width=950)