The Redline Trio Back Bar & Stabilizer Kit combines the RL-1 series 10-inch and 6-inch stabilizers with the Back Bar Accessory, providing everything the hunter needs to balance their bow. Balance Your Bow by Adding Rear Stabilizer at Any Angle. Black Anodized Machined Aluminum Construction. No-Slip Design. High-grade Woven Carbon Tubes. Laser Engraved Markings for Precise Tuning. Back Bar Accessory Fits All Stabilizers. Dual Front Face Mounting Hole Capabilities. Both Stabilizers come with 3x 1oz weights.