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strictly quality control, high technology, advanced management team, product is forged and heat treatmnt,it ensure the hardness - details see: https://www.machineto.com/mini-excavator-parts-mini-undercarriage-parts-hitachi-excavator-spare-parts-ex100-10090478

1.Product Introduction

State-of-the art machining

Each roller shaft is engineered drop-forged and machined by the utilization of the most modern technological advances known to the industry,Grinding and finishing methods ensure mirror kike finish and tempering with medium to low frequency heat treating equipment guarantees maximum strength.

Maximum life

Each roller shell is carefully heat treated to ensure long wear life and stress resistance.

Precision care

Each roller is precision machined to house special high impact low wear bimetal bushings.

Replacement parts of track roller for Caterpillar,Komatsu,Hitachi,Kobelco,
Mitsubishi,Sumitomo,Daewoo,Hyundai,Samsung and etc.
No.	Part No.	Model	Weight
1	90306-04080	FURUKAWA PCR200	18.30
2	81467489	TAMROCK 660	33.80
3	3T4352	D3B,D3C
4	3T4353	D3B,D3C	23.40
5	6T9887,9P4218	D4C,D4D	46.10
6	6T9883,9P4213	D4C,D4D	49.50
7	9T9879,9S9539	D5,D6B,955	49.00
8	9T9875,9S9538	D5,D6B,955	55.00
9	9G8029,7G0421	D6C,D6D	57.50
10	9G8034,7G0423	D6C,D6D	64.00
11	7T4102	D6H	55.30
12	7T4107	D6H	60.50
13	6T9871,9S0316	D7F,D7G,977	70.00
14	6T9867,9S0317	D7F,D7G,977	72.50
15	9W5586	D7H	67.10
16	9W5585	D7H	73.00
17	6P4897	D8H,D8K	112.00
18	6P4898	D8H,D8K	119.50
19	111-30-00274	D30,D31	27.90
20	111-30-00281	D30,D31	31.20
21	131-30-00322	D50,D60-3	48.30
22	131-30-00332	D50,D60-3	55.60
23	141-30-00575	D60-6,D65,D70	58.50
24	141-30-00585	D60-6,D65,D70	65.00
25	155-30-00124	D80,D85	70.50
26	155-30-00114	D80,D85	80.00
27	175-30-00486	D155	112.00
28	175-30-00496	D155	119.50
29	4I7346,861934	311,312,E110B,E120B	25.20
30	E84310103	E200B	36.20
31	854973	E300B	52.00
32	8E5032	320	36.20
33	6Y1057,1175046	325	44.50
34	6Y2795,1175047	330	62.00
35	201-30-00060	PC60-5	15.60
36	201-30-00062	pc60-6	15.60
37	203-30-00140	PC100-2,PC100-3,PC100-5	23.00
38	205-30-00172	PC200-3	39.00
39	20Y-30-00012	PC200-5,PC200-6	39.00
40	207-30-00024	PC300-3	52.00
41	207-30-00150	PC300-5,PC300-6	52.00
42	208-30-00210	PC400-3,PC400-5,PC400-6	74.50
43	9066207	EX60	15.50
44	90,437,339,019,471	UH04-5,UH045-5,UH052	33.50
45	90,490,949,018,669	UH04M,UH052M	39.10
46	9066508	UH053,UH063EX100,EX120	24.80
47	9066691	UH053M,UH073,EX100M	28.00
48	9066510	UH07,UH081,UH083,EX200	40.00
49	9066509	UH103,EX220	41.00
50	9114681	EX200-2,EX220-2	35.70
51	90,666,909,114,682	EX300,EX300-2,EX300-3	56.20
52	9072631	EX400	84.50
53	B90N-0061F5	SK04,K904	35.20
54	B90N-0059F6	SK07,K907	38.20
55	24100N6400F2	SK07-N2,K907-	37.50
56	24100N4042F2	SK100,SK120	26.50
57	24100N5947F3	SK200,SK200-3	36.50
58	24100J11696F2	SK220	46.00
59	24100N3856F1	SK300	55.70
60	C24302401	MS110-5,MS110-8	38.40
61	957138,E34301300	MS180-8,E180,E240	37.00
62	KMA0357	S260LL,LS2600BJ,LS2600BLJ	27.60
63	KNA0533	S40,LS2500,SH100	33.40
64	KRA1189	SH200	36.00
65	KSA0671	SH300	54.20
66	KSA0672	SH300	53.80
67	2270-1098	DH220-2,S220-3,S220LC-3	40.00
68	2270-9401	DH280-2,S280-3,S280LC-3	56.20
69	2270-9404	SH450-2,S450-3,S450LC-3	84.50
70	E	R200-2,R210-2,R210LC-2	46.60
71	81E5-2002	R320-2,R320-3,R320LC-3	54.00
72	81E7-0015	R360-2,R360-3,R360LC-3	84.50
73	1081-03680	SE210-2,SE210-3,EC210-3	41.00
74	1081-03871	SE280-2,SE280LC-2,EC280-3	52.00
75	1081-01800	SE350-2,SE350LC-2,EC360-3	84.50
Note:the above part numbers shown are for referrence purpose only.we do not
imply that these items are products of the OEM

2.Workshop

3.Certificate

4.Quality Control