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
![[Action] Hop Up Bucking Rubber for Marui GBB / VSR [Standard Version]](http://www.sixmm.com/cdn/shop/products/Action_HopUpBuckingRubberforMaruiGBB_VSR_StandardVersion.jpg?v=1624377300&width=950)
![[Action] Hop Up Bucking Rubber for Marui GBB / VSR [Standard Version]](http://www.sixmm.com/cdn/shop/products/Action_HopUpBuckingRubberforMaruiGBB_VSR_StandardVersion_1.jpg?v=1624377300&width=950)