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Our superior 12B SA2 attachment connecting link is designed explicitly for metric 19.05mm pitch 12B chain and conforms to ISO and DIN dimensional standards for direct interchangeability. Each precision component of this 12B SA2 attachment is made from top-quality carbon steel that has been heat-treated for extended working life and durability. We supply this attachment as a standard connecting link (master link) or assembled onto the 12B roller chain in specific increments. Design-wise, the 12B SA2 attachment has a straight tab on one side with two holes for mounting. For additional information or to get a quote on our 12B SA2 attachments, contact our customer service team, and we will gladly assist you. 
12B SA2 Attachment Dimensions
- Part #: 12B SA2
- Configuration: Straight Two Holes on One Side
- Pitch (P): 19.05mm
- Inner Width (B1): 11.68mm
- Roller Link Width (B2): 15.62mm
- Roller Diameter (D1): 12.07mm
- Plate Height (K): 16.1mm
- Attachment Width (M): 34.0mm
- Attachment Hole I.D. (DL): 6.6mm
- Dimension (G): 19.1mm
- Dimension (I): 19.0mm
- Dimension (F): 26.2mm
- Dimension (H): 13.5mm
- Dimension (IF): 21.5mm
- Dimension (HF): 28.6mm
- Plate Thickness (S): 1.85mm
Feature
- Superior Quality Attachment Link
- Conforms to ISO and DIN Dimensional Standards
- High-Precision Carbon Steel Heat-Treated Components
- Directly Interchanges With Other Brands
- Easy Installation and Removal
- Part #: 12B SA2
- Configuration: Straight Two Holes on One Side
- Pitch (P): 19.05mm
- Inner Width (B1): 11.68mm
- Roller Link Width (B2): 15.62mm
- Roller Diameter (D1): 12.07mm
- Plate Height (K): 16.1mm
- Attachment Width (M): 34.0mm
- Attachment Hole I.D. (DL): 6.6mm
- Dimension (G): 19.1mm
- Dimension (I): 19.0mm
- Dimension (F): 26.2mm
- Dimension (H): 13.5mm
- Dimension (IF): 21.5mm
- Dimension (HF): 28.6mm
- Plate Thickness (S): 1.85mm