Sold in Pairs 5/8 Inch ID Nylon BushingsFits 7/8 Inch OD x 0.049 Inch wall tube3/4 Inch Outside Diameter1 Inch Long 3/4 Inch ID Nylon BushingsFits 1 Inch OD x 0.049 Inch wall tube7/8 Inch Outside Diameter1 Inch Long 5/8 Inch ID Plastic BushingsFits 7/8 Inch OD x 0.058 Inch wall tube3/4 Inch Outside Diameter1 Inch Long 3/4 Inch ID Plastic BushingsFits 1-1/8 Inch OD x 0.058 Inch wall tube1 Inch Outside Diameter1 Inch Long 7/8 Inch ID Plastic BushingsFits 1-1/4 Inch OD x 0.058 Inch wall tube1-1/8 Inch Outside Diameter1 Inch Long 1 Inch ID Plastic BushingsFits 1-3/8 Inch OD x 0.058 Inch wall tube1-1/4 Inch Outside Diameter1 Inch Long 1-1/4 Inch ID Plastic BushingsFits 1-5/8 Inch OD x 0.058 Inch wall tube1-1/2 Inch Outside Diameter1 Inch Long Choose your material. Choose your shaft size. Nylon material is ideally suited for low speed and medium load applications. This Composite plastic material has excellent vibration dampening characteristics, is lightweight and self-lubricating. Selection should be determined by size requirement.