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A stainless steel chainring fixing bolt and nut set for the SUGINO75 Series, including 5 etched hex bolts and 5 knurled nuts. Bolt length 6.3mm, nut length 3.7mm.
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The Sugino 401 SUS75 Chainring Fixing Bolt & Nut Set is designed for the SUGINO75 Series, making it suitable for installing, servicing or refreshing SUGINO75 chainring and crank setups.
This set is made from stainless steel, offering better corrosion resistance than standard steel. Even when scratched, stainless steel is less likely to rust under everyday riding conditions. For drivetrain components that may be exposed to sweat, rain, cleaning products and road dirt, stainless steel provides reliable long-term use.
The bolts use a 5mm hex design, allowing installation and removal with common hex tools. Each bolt is etched with the Sugino75 name, adding a refined brand detail that matches well with SUGINO75 cranks, chainrings and drivetrain components.
The nuts feature a knurled design, allowing them to sit into the crank holes and stay in place during installation. This helps reduce slipping or spinning while tightening, making the setup process smoother and more secure.
This set includes 5 bolts and 5 nuts. The bolt length is 6.3mm, and the nut length is 3.7mm. If you are maintaining or completing a SUGINO75 drivetrain setup, the 401 SUS75 bolt and nut set is a practical and detail-focused choice.
⚠️ Please note: this product includes the chainring fixing bolts and nuts only. Chainring, crank, bottom bracket and other parts are not included.
⚠️ Please confirm chainring, crank and bolt length compatibility before purchase.
⚠️ Install with proper torque to avoid component damage.
⚠️ Drivetrain installation affects riding safety. Professional installation and inspection are recommended.
Key Features
Specifications
Brand: SUGINO
Product Name: 401 SUS75 Chainring Fixing Bolt & Nut Set
Compatibility: SUGINO75 Series
Material: Stainless Steel
Bolt: 5mm Hex
Nut: Knurled
Bolt Length: 6.3mm
Nut Length: 3.7mm
Included: 5 bolts / 5 nuts
Features: Stainless steel, Sugino75 etching, knurled nuts, SUGINO75 Series compatibility
Use: SUGINO75 Chainring / SUGINO75 Crank / Track Bike / Single Speed