●Suitable for M690L. ●Must with M480 Main Battery Plate(M480006AXW). ●Brand new lower main frame upgrade for M690L with retract moving 45mm forward to prevent against body dip to the front. ●Enlarge the retract width to 71mm while the original width is 56mm only. It allow a bigger capacity battery to be used for M690L, such as 6S 22.2 16000mAh. ●The newly essential M690 auxiliary battery plate with solid hook allow a steady fix for large battery. ●M690L with new upgrade main frame can also perfectly fit in M690 carry box. | ●M480 Lower Carbon Plate x 1 ●M690 Auxiliary Battery Plate x 1 ●M470 Frame Mounting Bolt x 4(M2.5x28mm) ●Socket Screw - Nylok x 14(M2.5x6mm) ●Socket Screw - Nylok x 8(M2.5x10mm) ●Socket Collar Screw - Nylok x 2(M3x8mm) ●Flat Head Socket Cap Screw - Nylok x 4 (M2.5x6mm) ●Washer x 8(Φ2.5xΦ7x1mm) |