Roller Attachment Link Attachment Number A-1 Attachment Type Tab Material Stainless Steel Chain Overall Width 1.087 in Chain Number 60 Roller Diameter 15/32 in Finish Plain Pitch 3/4 in Link Type Roller Attachment Centerline to Attachment End 0.581 in Centerline to Hole Center 0.506 in Extended Pin Diameter 0.234 in Lubrication SAE 10 to SAE 50 Material Grade 600 Maximum Operating Temperature 750 Degrees F Minimum Operating Temperature -40 Degrees F Number of Tab Holes 1