| 摘要 |
PROBLEM TO BE SOLVED: To provide a spacer capable of maintaining a bullet speed after shooting and maintaining the flying position at normal in a shooting device using the spacer. SOLUTION: This spacer comprises a molded resin having (a) an opening part allowing a metal bullet to be inserted from one direction, (b) a divided part extending from the opening part to the outer periphery, and (c) a blocking part located on the side opposite to the opening part. The center of gravity of the bullet to be inserted is located on the opening part side from the center in the lengthwise direction of the spacer.
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