| 摘要 |
A portable pitching mound having a plurality of shell pieces that when placed in side by side relation form an arcuate shell member. Each individual shell piece has an interlocking means so that each shell is attached to an adjacent shell. Once all of the shell pieces are in side by side relation, a centrally located supporting cap is attached to the rearward end of each of the plurality of shell pieces to provide additional support.
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