30 SCREW 5 GB/845-85 M5*10 2
31 LOCK NUT GB/T 889.1-2000 M8 6
32 CHAIN WHEEL A7K-16 1/2"*1/8" 16T(1.37"( 1
33 LEFT CRANK 170*27 1
34 CRANK COVER φ56*28 1
35 BEARING 6004ZZ 2
36 RIGHT CRANK 170*27 1
37 WASHER φ16*φ10*φ1.5 2
38 FIXING NUT 2 "GB/T 802-1988 M12X1.25
(H=16mm)"
2
39 FIXING BOLT M6*58 2
40 NUT GB/T 889.1-2000 M6 2
41 SCREW 1 GB/T 845-1985 ST4.2*19 11
42 SCREW 2 GB/T 15856.1-2002 ST4.2X13 5
43 SCREW 3 GB/845-85 ST4.8X13 2
44 OUTER CHAIN COVER 654*263*49 (507g) 1
45 LITTLE CHAIN COVER 108*37*3 (7g) 1
46 AXIS φ20*162 1
47 LONG FIXING TUBE φ25*φ20.2*41.2 1
48 SHORT FIXING TUBE φ25*φ20.5*9 1
49 INNER CHAIN COVER 451*260*2 (250g) 1
50 CHAIN P=12.7(106 1
51 CHAIN WHEEL P=12.7,Z=52T 1
52 KNOB φ40*160 (φ10( 1
53 BUSHING φ18*φ10*10 1
54 SPRING 1 δ1.8X40 1
55 BOLT GB/T 5780-2000 M8*40 2
56 WHEEL φ50*23 2
57 PLASTIC RING GB/T 41-2000 M8 1
58 FIXING NUT 2 M12X1.25 H=6 2
59 FIXING TUBE φ16*φ12.1*35 1
60 BEARING 6001ZZ 2
61 FLYWHEEL φ450*72(13KG) 1
25