Dear Sir/Madam,This is Fernando Guillen from USA I'm looking for thomson linear bearing with the following specifications:50 pcsOverall Length L(inch) : 1.250 in (1-1/4)O.D. D(inch) : 0.8750 in (7/8)For Shaft Size(inch): 0.50 in (1/2)Please see image attached for more specifications.Feel free to send me more infomation to my email Show More