Look no further for the ultimate in durability and power in mini quad motors. The new Multistar Elite 2306 2150KV MINI MONSTER is hereThe Elite 2306~2150kvis dubbed the MINI MONSTER, producing nearly 1000g of thrust on a 6inch prop and 4s (each). The Monster is like no other mini motor on the market it was built around a 4mm main shaft thats correct 4mm, and massive 11mm EZO japan bearings! The thicker bell added efficiency and durability. The single wire wound stator can deal with the high amps and heat much better the multi-strand. The replaceable 5mm prop adapter increases its survivability in a hard hitting crash. The Mini Monster with the 4mm main shaft with 11mm bearings, thick bell, single wire wound makes this the most durable MINI quad motor around.Multistar Elite motors are more than a fancy name and new dark green color.. Built using the highest quality components from Japan bearings, N45SH magnets, .2mm laminations, 180deg oxygen free copper wire, .005g balancing, perfect wind laid down and 100% QC, and then the design of each motor are also evaluated for their type application and everything from their mounting, to the prop type adapters are taken into consideration. The Elite motors are truly works of artMultistar Elite is unmatched in quality and value, and the performance speaks for its self.Features: 4mm main shaft with 11mm bearings EZO Japan Bearings N45SH Magnets 0.2mm Laminations 180deg oxygen free single strand Copper wire 0.005g Or better balancing Perfect lay down windings 100% QC Replaceable CW prop adapterSpecs:KV(RPM/V):2150Lipo cells:2~4sMax Amps: 20ADimensions(Dia.xL):23 x 6mmMotor Shaft: 4mm (5mm prop shaft)Prop shaft:5mmor Direct mount with 9mm center to centerWeight: 37.5gBolt hole spacing:16mm * 19mmConnectors:2mm bulletIncludes:4 x Multistar 2306 - 2150KV motors and prop adapters.Turnigy