GI27-Al Slot.It aluminum crown gear 27T for inline applications. Secure to 3/32" axle with the included M2 set screw. Designed for use with Slot.It 5.5mm pinions. A hex driver is required to secure / remove the set screw.
Package contains one (1) crown gear and one (1) M2 set screw.
Note: Formerly part number SIGI27-Al.