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K40 Mirror and Lens upgrade – replacement mirror and lens set for K40 Laser cutter
* Material: MO Material + China PVD ZnSe
* Fast Heat Dissipation
* excellent Optical Heat
* Long Life Time: Not easy to crack Great Scratch Resistance
* Low Power Loss
* Focus Lens: 12*50.8mm or 18*50.8mm 1Pcs
* MO Mirror: 20*3mm 3Pcs$39.99
