12x17x14 mm ProX small end / wrist pin bearing 21.1003 YZ125X They're made of high-quality materials

They're made of high-quality materials to allow for use with standard and synthetic oils and are designed to exceed OEM standards for filtration

While changing the front sprocket it’s always recommended to inspect the countershaft oil seal that’s right behind the sprocket

Bore                             Ø54

HONDA   CRF 450R   2003 - 2008

12x17x14 mm ProX small end / wrist pin bearing 21.1003 YZ125X They're made of high-quality materialsMade in Japan Part # 21. 1003 Size: 12 x 17 x 14 mm Features: Manufactured by leading Japanese OEM factories. Designed to exact OEM specifications to be a direct and cost efficient OEM replacement. Fitment: MAKE MODEL YEAR HONDA Dio50 All HONDA Lead80 All HONDA MB50 All HONDA MBX50 All HONDA MBX80 All HONDA MT50 All HONDA MTX50 All HONDA MTX80 All HONDA NH80 All HONDA NSR50 All Ibeston A50 All Ibeston CL50 All Ibeston QT50 All Kymco KYM50 All Piaggio