OSE XL Black anodized aluminum water cooling jacket is designed to allow water to come in direct contact with the motor and flow around it allowing maximum cooling. This is 10mm longer than the original OSE 540 Black Jacket, allowing for better cooling of the 540 L & XL sized motors.

Fits: Feigao & Nemesis 540L, 540XL, Hacker B50L, B50XL,

Measures approx.
55mm long  x 40mm OD x 36mm ID

Customers have asked if this will fit other 36.00 mm diameter motors? Yes, but we can not guarantee the fit and alignment.

*Motor not included.