HUD107051 Hudy Ultimate Engine Tool Kit for .21 Engines w/14mm Bearings. Ultimate engine maintenance tool kit set includes puller and presser for pulling out and pressing in front & rear engine bearings. Universal components will work with either .12 or.21 engines; exchangeable bushings and optional collets (14mm ball bearing collet included) are available for use with different-sized engines.
 Made from HUDY Spring Steel� and black-hardcoated aluminum 7075 T6 for unsurpassed lifespan and durability, all parts are CNC-machined for ultra-high precision. Lightweight design and compact size, easy and comfortable to use.