1-1/5 Inch x 6.6 Feet Backer Rod for Gaps and Joints, 5 Pack Foam Rope Caulk Crack Joint Filler Roll Seal Weather Strip for Home Construction Car Roller Bearings The inside diameter is the

The inside diameter is the size of the wheel hub on the vehicle you intend to fit the wheels to

Fit for:  for Audi A4 2

for BMW 230i xDrive Base 2

OE Number: 35750TA0A01

1-1/5 Inch x 6.6 Feet Backer Rod for Gaps and Joints, 5 Pack Foam Rope Caulk Crack Joint Filler Roll Seal Weather Strip for Home Construction Car Roller Bearings The inside diameter is theOur Backer Rod is perfect for a wide range of applications, including construction, plumbing, and automotive projects. It effectively fills gaps and joints, preventing the infiltration of air, water, and dust, ensuring a tight and long lasting seal. It can also be used for craft DIY, packaging, flower art, etc. Specification Material: Expandable Polyethylene Outer Diameter: 30mm 1. 18 inch Total Length: 2m 6. 6 Feet Package List: 5 x Backer Rod