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PAR’s ( Parabolic Aluminized Refelectors ) are all manufactured to industry standard sizes, and are measured in 1/8th of an inch increments. They will fit in any housing that can accept a corresponding PAR reflector. Hence: Part # 4210 Lense Reflector ( PAR 56 = 7″ ) – Part # 4213 Lens Reflector ( PAR 46 = 5.75″ ) – Part # 4211 Lens Reflector ( PAR 36 = 4.
