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DJC Stone 8-Bolt Spider Adapter for SRAM MTB Cranksets, Direct Mount to 104BCD, 1x Only, Dual Position 55mm/63mm Chainline, Fits XX SL/XX/X0/GX Eagle

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Product details

Management number 228151235 Release Date 2026/05/31 List Price US$14.00 Model Number 228151235
Category

The DJC STONE 8-bolt spider adapter is designed for riders who want to convert compatible SRAM MTB direct mount cranksets to the 104BCD standard. It allows the use of one 104BCD single chainring, making it a practical option for custom MTB builds, drivetrain replacements and conversion projects. This adapter is compatible with SRAM MTB 8-bolt cranksets such as XX SL, XX, X0 and GX Eagle, and is intended for 1x drivetrains only.To improve compatibility across different bike setups, the adapter provides two mounting positions. When installed on the inner side, it delivers an approximate 55mm chainline with 3mm inner offset. When installed on the outer side, it provides an approximate 63mm chainline, which can help larger chainrings avoid hitting the frame. It is suitable for 135mm, 142mm and 148mm Boost frame applications when matched with the correct installation orientation.With a thickness of 8mm and a weight of about 51g, this adapter offers a compact and efficient way to convert a direct mount crankset to 104BCD without replacing the full crankset. Package includes 1 adapter only.

  • 【8-Bolt to 104BCD Conversion】Converts compatible SRAM MTB 8-bolt direct mount cranksets to 104BCD, allowing you to install one standard 104BCD single chainring on supported cranksets such as XX SL, XX, X0 and GX Eagle.
  • 【Designed for 1x Drivetrains Only】Built specifically for single chainring setups. This spider adapter supports 1 piece 104BCD chainring only and is not compatible with double chainring configurations.
  • 【Dual Mounting Positions for Chainline Adjustment】Offers two installation positions to match different frame and chainring clearance needs. Inner-side installation provides approx. 55mm chainline with 3mm inner offset, while outer-side installation provides approx. 63mm chainline for added clearance.
  • 【Fits Multiple MTB Frame Standards】Compatible with 135mm, 142mm and 148mm Boost frames when used with the proper mounting position and setup. A practical solution for converting direct mount cranksets to 104BCD.
  • 【Lightweight and Compact】8mm thick and approx. 51g. Package includes 1 adapter only. Chainring, crankset and additional accessories are not included.
ASIN B0GXJRQB97
Color Black
Material aluminum-alloy
Brand Name DJC Components
Manufacturer DJC
Package Weight 0.1 Kilograms
Warranty Description 1 year
Item Package Dimensions L x W x H 3.94 x 3.94 x 0.31 inches

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