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Ships within 48 hours · Estimated delivery Sep 8 - Sep 13
135sec/60° @ 8
A properly functioning slipper clutch absorbs sudden impacts
mounting-hole size and available chassis clearance
no modification required
JST-XH balance connector
Tekno RC TKR1722 Cooling Head NiMh Batteries 135sec/60° @ 8Tekno RC TKR1722 Cooling Head (21aP) Product Description: The TKR1722 is a replacement cooling head for Tekno RC's Blok 21aP . 21 competition nitro engine. The cooling head sits atop the engine and manages heat dissipation during running; replacing a damaged or worn head restores proper cooling and helps keep engine temperatures in the correct operating range. Features: Direct replacement cooling head for the Blok 21aP engine Manages heat dissipation
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