Here are some Bolt action pens I make...most are $45 shipping included I have Olivewood, red oak, cocobolo, brazilian walnut, Brazilian rose wood, leopard wood. The more expensive ones are $75 shipping included which are tru-stone: blue turquoise with gold streaks and white with black. Takes Parker style refills.
Colors for the metal/bolt action portions are:
24K gold plate
Gun metal gray
Yes these take parker style refills the "bullet" tip unscrews and theres a spring which slides out with the refill. this pic you can see the bolt in the closed position. In the first pic you can see the turquoise pen is extended and the "bolt" moves forward and locks in place. The bolt and clip can be reversed for left handed users.
Once fired 50 cal. Twist pen. Available in digital camo, desert camo and urban camo...or made to order. $35 shipping included. Two styles to choose from: one takes cross style refills and the other takes parker style refills none take Both.