The O rings are premium
70 durometer hardness, those for the Valve and Tube Cap are made of EPDM,
the remaining O rings are Buna meterial. These are not original QB78 equipment
but are superior-quality replacement parts.
A complete re-seal of the
QB78 requires the gun to be completely dismantled and re-assembled, so do
not even think of ordering unless you understand what you are getting in
to! The only seal not included in the exhaust valve seal which is integral
to the Valve Stem Assembly (Part Number 0408) and is included in the Archer
Airguns QB78 Valve Kit. Specially packaged by Archer Airguns, this kit contains
the following parts:
Valve O Ring
(2)
Tube Cap O Ring (2)
Barrel O Ring (6)
Bolt Probe O Ring (2)
Breech Seal (4)
Barrel Set Screw
Bolt Handle Set Screw |
Replaces Part
Number 0409
Replaces Part Number 3401
Replaces Part Number 2700
Replaces Part Number 1101
Replaces Part Number 1500
Replaces Part Number 2800
Replaces Part Number 1400 |