BMW E21 balljoint pin

This pin fits straight to spherical with 20mm inner diameter. The shape is exactly same with the spherical ball, so it allows maximum movement. In the price you get one pin + locknuts + bottom bush.

• material Cromo 4130 (25cromo4). CNC machined. 
• 20mm spherical ID, 21mm long
• Xmm max length
• 12x1.5mm lock nut on top (thread aprox 20mm)
• Cone OD in thinnest area Xmm and at largest area Xmm, cone length Xmm
• bottom lock nut M16x1.5mm
• comes with bottom bush

Fits to:

• BMW E21

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