Welsh Willy's SMK XS20 MKI & MKII
£61.00
The Welsh Willy SMK XS20 MKI MKI XS20 is the model fitted with a Copy of the HW Rekord unit . This has a screw adjuster behind the trigger.
WW XS20 MKII service kit, this model has the trigger adjusting screw through the middle of the trigger blade NOT behind the blade as on the MKI. This does not have the copy Rekord trigger.
Service kits comprise of
Pre-cut Mainspring
Delrin Top-Hat
Delrin spring guide
Delrin Piston Slip/Spacer washers x 2
Delrin Power-Bands x 3
Spring Grease
How to do instructions
To check what size piston seal you require place a 2p coin on the end of the cylinder and if it fits inside the tube its a 26 mm cylinder if the coin wont go into the cylinder its a 25mm cylinder
THE CURRENT WAITING TIME FOR ALL WW KITS IS 25-30 WORKING DAYS FROM DATE OF ORDER DUE TO VERY HIGH DEMAND.
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To Measure the indide diameter of the XS20 use a 2p coin, if the coin does not slip down inside the cylinder it has a 25mm piston, if the coin does slip inside you have a 26mm cylinder..