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GS4076 BR4842
optimizing grip on urban surfaces and park terrain
125098-Q0-L
139844-Q0-L
- Service parts for Topaz rear shock
BOX Hex Lab 3/32" CNC Titanium Cog, Rainbow - 13t Tube Care GS4076 BR4842Titanium Cogs are CNC machined from bulletproof titanium Designed to fit Shimano compatible cassette hubs and have a 5mm wide inner base, giving a more solid interface with the cassette body Engineered and crafted for durability without compromising weight. They offer the strength and wear resistance of steel and are lighter than aluminum. As a result, they yield better shock absorption than aluminum or chromoly cogs Ti 6Al4V Heat Treated to HRC35 3
