Tel : 01298 22002
Middleburn RS8 X-TYPE crank arms have been designed with proformance in mind. The super light weight arms can have a range of spiders fitted to cover all types of riding.
The cranks fit our X-TYPE bottom bracket or the Hollow Tech bottom bracket from many other manufactures.
The Middleburn RS8 triple 4-arm spider is the most popular spider for a triple ring set. There is a huge range of ratios options when coupled with the matching Middleburn chainrings, the 4 arm triple ring.
The Middleburn RS8 triple spider has been CNC machined from a billet 7075T6 one of the strongest alloys available today for unsurpassed durability.
The Middleburn RS8 5-ARM spider is ideal for the 29er rider wanting to have a triple chainset with the same gearing as a 26″.
With this spider you can use smaller ring than you can with the 104/64bcd spider.
We have a wide range of matching chainrings available in 5-ARM from 20t -26t for the inner, 30t-36t for the middle and 40-48t on the outer.
Middleburn RS8 DUO spider is the latest version of our legendary DUO system first developed by us in 1995.
The DUO 4-ARM spider can run an inner of 22t-28t and on outer of 32t-42t
the pairing we reccomend is
22/36t
24/38t
26/39t
28/42t
The DUO spider has been CNC machined from a billet 7075T6 one of the strongest alloys available today for unsurpassed durability.
The RS8 X-TYPE DUAL is used on downhill bikes but more recently has been used for single speed bikes and hub geared bikes.
The Dual spider is machined away on the back and has no inner ring bolt holes. The spider has a tab that allows the ring to be fitted on the inside or the outside on the inner position the chain line is 50mm.
The Middleburn RS8 MONO spider is designed for use with a single chainring up front, and is best coupled with the matching Middleburn MONO chainring.
Ideal uses for the MONO spider are single speed, hub geared or a conventionaly geared bike running a single ring up front.
Middleburn RS8 Rohloff Spider has been designed for use with the Rohloff hub gear.
This spider has been designed to work with Middleburn MONO chain rings.
The Middleburn Rohloff spider has been CNC machined from a billet 7075T6 one of the strongest alloys available today for unsurpassed durability.
The Middleburn RS8 XX1 Spider has been designed so that the Sram XX1 chainring can be fitted directly to our spider for use with the Sram XX1 groupset.
| Arm Length | 170mm |
| BB Size | 68mm / 73mm |
| Arm Colour | Black |
| Spider Colour | Black |
| Spider | Triple 4arm |
Middleburn Outer Chain Ring Bolts
from
£14.99
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Middleburn Inner 64pcd Chainring 4arm
from
£19.99
*
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Middleburn Outer 104pcd 4mm Chainring 4arm Slickshift
from
£40.99
*
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Middleburn Chain Ring Bolts Inner Stainless Steel
from
£9.99
*
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