MIDDLEBURN RS7 X TYPE & RS8 X-TYPE ROHLOFF SPIDER - 57MM 104BCD 90ID FITTING & 130BCD

THESE SPIDERS ARE FOR USE ON RS8 X TYPE CRANKS THAT REQUIRE A SINGLE CHAINRING SET UP FOR THE ROHLOFF HUBS.

IF YOU REQUIRE SPIDERS THAT ACCEPT THE GATES CARBON DRIVE PLEASE CHECK OUR OTHER SPIDER SPECIFICALLY FOR THAT CHAINRING

AVAILABLE IN 2 BCD SIZES OF 104MM AND 130MM. THE 104BCD ONLY ACCEPT 90MM ID FITTING CHAINRINGS

THE 4 ARM 104 BCD AND 5 ARM 130 BCD SPIDERS MACHINED FROM 7075 T6 AEROSPACE ALUMINIUM FOR MAXIMUM STRENGTH

THESE SPIDERS HAS BEEN DESIGNED TO SPECIFICALLY WORK RUNNING A ROHLOFF HUB. IF IN DOUBT CHECK THE TECHNICAL INFORMATION REGARDING YOUR HUB TO FIND OUT THE CHAINLINE YOU REQUIRE AND IF IN DOUBT PLEASE CONTACT US FOR HELP.

CODES FOR AVAILABLE SPIDERS

SP-X-104-57MM-90-BK

SP-X-104-57MM-90-SI

SP-X-130-54MM-X1-SI-GRD

SP-X-130-54MM-X1-BK-GRD

IMPORTANT - The interface on ALL Middleburn spiders is the same and so you can fit ANY spider onto any cranks BUT fitting X Type spiders onto SQ Taper Cranks or vice versa will have an effect on the chain line and change it from it's designed specification. If you are doubt what spider can be used on which type of cranks please email us and we can help.