Q:Why choose us?

1)The quality is guaranteed due to strong technical support ,high quality component ,advanced production line and strict quality control system.

2)Competitive Price: Concentration of mechanized production in large quantities reduce production cost to ensure that our price is competitive.

3)Service Team: our sales managers are online 24 hours,ready to answer your questions at any time. Second, professional maintenance team with senior technicians, ready to provide support services to users and dealers. Most problems can be solved within 24 hours.

Q:What's your warranty?

All of our products are produced strict with ISO standard, and our products are warranty 6-12 months. Special top quality with warranty 2 years.

Description	Material	Heat treatment and hardness
Link	35MnB/40Mn2	Tempered hardness:HRC30°- 36° Track surface:HRC50 - 55° Harden depth:5-9mm
Bushing	40Cr	Tempered hardness:HRC32°- 36° Hardness of outer diameter: HRC55°- 60° Hardness of inner diameter: HRC36°- 42° Harden depth of outer and inner: 2.5-3mm
Pin	40Cr	Tempered hardness: HRC55°- 60° Harden depth of outer and inner: 3-5mm

Available models	The machine models below are just for your reference, for more other, kindly contact us directly!
	Komatsu: PC30 PC40 PC60 PC70 PC75 PC90 PC100 PC120 PC128UU PC130 PC150 PC200 PC220 PC228 PC300 PC400 PC450 D20 D30 D31 D50 D65 D80 D85 D155 D275 D355
	Caterpillar: CAT305.5 E120B E180 E200B CAT215 CAT225 CAT312 CAT320 CAT325 CAT330 CAT336 CAT345 CAT374 CAT380 CAT390 D3 D4 D5 D6 D7 D8 D9 D10 D11
	Hitachi: EX60 EX90 EX100 EX120 ZX120 ZX160 EX200 EX210 ZX200 ZX225 EX220 ZX230 ZX240 ZX270 EX300 ZX330 EX400 EX450 ZX480
	Kobelco: SK03 SK07 SK09 SK60 SK90 SK120 SK200 SK230 SK300 SK350
	Doosan/Deawoo: DH55 DH60 DH120 DH200 DH220 DH225 DX225 DH258 DH280 DH290 DH300 DH320 DH330 DH336 DH500
	Sumitomo: SH60 SH120 SH200 SH225 SH260 SH265 SH280 SH300 SH340 SH350 SH430 SH580
	Hyundai: R55 R60 R80 R130 R140 R150 R170 R200 R210 R215 R220 R225 R245 R260 R280 R290 R300 R305 R320 R335 R360 R450 R500
	Kato: HD250 HD307 HD400 HD450 HD512 HD100 HD700 HD770 HD800 HD820 HD900 HD1250
	Volov: EC55 EC210 EC290
	Shantui: SD13 SD16 SD22 SD23 SD32

Packing Details: Plywood pallet/Case Size: L(1.2m)*W(1.2m)*H(0.8m) Weight: Less than 1.5 tons Mark: YSQ Original: Made in china