The replacement part bag C for 120X from OEM is an essential accessory for RC helicopters, specifically designed to support the attachment of the motor pinion crown. With a compact size of 11 cm in width and 1 cm in length and height, this product is lightweight and handy, weighing only 15 grams. The multicolored design not only provides an appealing look but also allows for easy identification of the part. Made in Germany, this replacement part offers reliable quality and durability, which are essential for the operation of RC helicopters. The package includes one piece, making it a practical choice for hobbyists and tech enthusiasts who want to optimally maintain and customize their models. This product is ideal for anyone who values precision and functionality.