SRAM X.0 GXP Spider and 10sp 24-38-Guard Review July 24, 2018 Gooze No Comments Drivetrain Components This fits your . Make sure this fits by entering your model number. Direct Mount spider/ring sets for GXP crank arms. Good for converting cranks from 80/120mm to 64/104mm bolt circle diameter. x Post navigation ← RockShox Monarch RT3 Rear Shock 7.875×2.00 (200×51) DebonAir ReviewThomson X2 Stem Black, 80/100-90mm Review →