1360 Degree Rotation Knuckle: The recovery board mounting pin is equipped with 360 degree rotatable knuckle, which allows for quick access to the traction board without the need for any tools, enabling quick preparation and response to various off road scenarios. 2Applicable Models: This lockable mounting pin is designed for MAXTRAX MKII recovery board, compatible with various models, including SUVs, trucks, off road vehicles, etc. If there is no M10 installation hole, it needs to be drilled to make it compatible. 3Convenient Operation: You can use these mounting pins to secure the 4 traction boards together, open the padlock, rotate the knuckles to easily release the traction plates, without the need for any other tools, saving you a lot of time to enjoy your trip. 4Durable Materials: These mounting pins are made of excellent nylon, stainless steel, and chrome plated hard steel, which have good wear resistance and impact resistance, and can withstand harsh environments or occasional tree branch impacts. 5Theftproof and Lockable: These mounting pins are theftproof and lockable design, firmly locking the off road vehicle traction board to prevent it from getting stuck in mud or other troublesome situations, ensuring safe driving, improving the service life of the traction board. 4 x Mounting Pins