| http://www.w3.org/ns/prov#value | - The lift pins typically are formed from a metal such as steel or similar material and each include a first end 104 attached to the pusher pad and a second end 106 that is received and moves along a lift pin guide passage 107 formed within the housing and extending vertically from the bottom of the housing into the back stop ball passages 96 as illustrated in FIG. 7.
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