Profile Spider Spline Drive


Brand: Profile

4 Bolt 19mm / Polished

Profile Spider Spline Drive


-Designed to provide optimal chainline when using a Profile Euro Outboard bottom bracket.

-Places the single chainring over the external bearing cup.

-Machined from billet aluminum plate.

-Supplied with a CrMo Steel adapter insert already pressed in.

Three styles of single chainring spider available:
-4 Bolt (104MM BCD) for 19mm splined axle
-4 Bolt (104MM BCD) for 22mm splined axle
-5 Bolt (110MM BCD) for 19mm splined axle

Colors: silver, black, red, blue, gold, green, purple(19mm Axle only)

4-Bolt: 74g/2.6oz
5-Bolt: 83g/2.9oz