Replacement chain pins for 1647/2ABI and 1647/2BBI from Unior — model 1647.1/4A, a professional-grade bicycle workshop tool.

  • Unior model 1647.1/4A (article 621734)
  • Diameter (1): 3.4 mm
  • Diameter (2): 4 mm
  • Length: 24 mm
  • Number of pieces in set: 2
  • Weight: 10 g
  • Made by Unior, Slovenia — professional bicycle tools since 1919

Replacement chain pins for 1647/2ABI and 1647/2BBI sits in Unior's chain tools range. Listed by BPW as: Unior Replaceable pin for screw type chain tools, Bag of 2, 621734 Professional Bicycle Tool, quality guaranteed.

Every Unior tool is covered by Unior's warranty against defects in materials and workmanship — see the Warranty tab.

Unior backs this tool with its Lifetime Warranty against defects in materials and workmanship: if it ever fails through a manufacturing defect it is repaired or replaced free of charge. Normal wear, misuse and modification are not covered. For warranty support, return the tool to Tune Cycles with your proof of purchase and we'll manage the claim with Unior's Australian distributor on your behalf. This warranty is in addition to your rights under the Australian Consumer Law.

  • Unior model 1647.1/4A (article 621734)
  • Diameter (1): 3.4 mm
  • Diameter (2): 4 mm
  • Length: 24 mm
  • Number of pieces in set: 2
  • Weight: 10 g
  • Made by Unior, Slovenia — professional bicycle tools since 1919
BrandUnior
Model1647.1/4A
Unior article no.621734
Diameter (1)3.4 mm
Diameter (2)4 mm
Length24 mm
Number of pieces in set2
Weight10 g
Supplier codeBPW U1532
SKU BPW-U1532
Barcode # 3838909217345
Brand Unior
Shipping Weight 0.3000kg
Unit Of Measure each