Outer Chainring Spacers.
(Middle/Outer - with 10mm hole)
Precision CNC machined alloy spacers.
Perfect for minor chain alignment adjustments, or re-spacing gaps, or allowing clearance for chainguards etc.
Range provides pretty much everything you might need.
Silver anodised
 
Bagged in 10s for dealers.
(RRP is shown each)
 
Sizes
0.6mm
1.2mm
2.0mm 
3.5mm