0020
O-RING 16x0.5/USE FOR 4258GB HOLDER ONLY
0022
DIFFERENTIAL O-RING/ SILICON
0033
CONVEX SHOCK DIAPHRAGM(OPTIONAL PART)
0050
AIR FILTER FOAM
0051
BALL BEARING 5x13x4
0051JP
JAPAN MADE BALL BEARING 5x13x4
0052
BALL BEARING 8x14x4
0053
BALL BEARING 8x16x5
0054
BALL BEARING 1/2x3/4x5/32