APC PROPELLERS – 12 X4.5MR-B4-LP12045MR-B4

Multi-Rotor
Quad-Copter Bundle (12×4.5MR and 12×4.5MRP)
Package contains four propellers (2 standard rotation and 2 reverse rotation)
Use LPAR06E adapter rings
Includes four sets of rings from LPAR06E (1/8″, 4mm, 5mm, 6mm, 5/16″)