Item Part Description Quantity Variation Number 4501 4502 1 GM50634 Balancer shaft, right hand 1 1 GM50637 Balancer shaft, right hand 1 2 GM50635 Balancer shaft, left hand 1 2 GM50638 Balancer shaft, left hand 1 3 360549 Gear, 15 teeth 1 1 4 360100 Gear, 30 teeth 1 1 5 # Screw, M8 x 12 1 1 6 360547 Plate 1 1 7 360158 Key, shaft 1 1 8 — Balancer shaft (order item 1) 1 1 8 — Balancer shaft (order item 2) 1 1 9 GM50636 Weight 2 9 GM17469 Weight 2 10 # Screw, M8 x 40 4 4 11 360519 Bushing 3 3 # Common hardware; procure locally

项目部分描述数量变化编号4501 4502 1GM50634平衡器轴，右手1 1 GM50637平衡器轴，右手1 2 GM50635平衡轴，左手1 2 GM50638平衡轴，左手1 3 360549齿轮，15齿1 1 4 360100齿轮，30齿1 15螺丝钉M8突击步枪12116360547第一一七板360158键，轴1 1 8–平衡器轴（订货1）1 1 8–平衡器杆（订货2）1 1 9 GM50636重量2 9 GM17469重量2个10号螺丝，M8x40四四十一360519衬套3 3#普通五金件；当地采购