With this system you can mount and turn closed end barrels from 10.5mm to 9/16 in. - virtually any large end pen style (in addition to the 4 styles we offer).

The system includes accessories common to making the 4 dedicated closed end kits (Apollo Infinity, Majestic Jr., Olympian Elite and Tycoon).

For #2 MT (Morse Taper) Threads.

Included Accessories:

End bushings for 10.5mm, 12.5mm and 9/16" tubes;

three 6" expansion hose bladders for the 4 projects;

Also includes a countersink bushing to providing a recess for the refill end of the closed end pen.