overall resulting in zero shaft engagement: 164mm

Adjustable Aluminum Upper Arm

0 front nylon bulkhead TLR231081)

Exterior Dimensions: 12x9x6

it is simply another option

Power Hobby - Booster 30x30 High Speed Aluminum RC Cooling Fan 30mm 28K-Red RGRA1114 overall resulting in zero shaftFull aluminum case, increasing the air flow being directed into the fan! When mounted on a fan mount or esc, the large surface area of the aluminum will act as a giant heatsink as well! Features: T6 Aluminum Heat Sink Designed Case Aluminum casing helps protect the fan blades Compatible with 2S HV LiPo systems (8. 75V max) Perfect for 1 12, 1 10, 1 8 and 1 5 scale Applications Specs : Fan Speed 28,000 RPM @8. 5 Dimensions (LxWxH) 30x30x10mm Weight 13g