This is a full reseal o ring kit for the Hatsan BT65 & BT-65  SB / QE   and  Filling Adaptor

 Availible in 4,5 mm / 5,5 mm / 6,35 mm

Set include :

- Barrel support o'ring -  1x  

- Barrel external o'rings - 2x 

- Barrel internal (breech) o'ring x2 

- Transfer port o'rings x2 

- Air cylinder output valve external thread o'ring x1  

- Air cylinder output end o'ring x1  

- Air cylinder output  valve internal thread o'ring x1 

- Air cylinder output valve discharge tappet o'ring x1  

- Air cylinder output  valve steam oring x1  

- Air cylinder input valve o'ring 1x 

- Air cylinder input valve cap o'ring 1x 

- Fill probe o'rings x2 

-Magazine oring x1

     While replacing o'rings it is good pratice to use tools made from materials that do not scratch the surfaces o'rings are placed and use a silicon grease.