// CHECK THE RIGHT DOUBLE PIN LOCK SIZES ON BOOM VARIANTS HERE:Explanationhelper for Double.Pin.Lock variants on Boom Black5a) => DTW - Double.Pin.Lock (2pcs.) S (28)5b) => DTW - Double.Pin.Lock (2pcs.) L (30)Explanationhelper for Double.Pin.Lock variants on Boom Platinum SLS9a) => DTW - Double.Pin.Lock (2pcs.) S (28)9c) => DTW - Double.Pin.Lock (2pcs.) XXL (41)Explanationhelper for Double.Pin.Lock variant on Boom Platinum Aero7c) => DTW - Double.Pin.Lock (2pcs.) XXL (41)If you're in search of high-quality boom spare parts for your windsurfing gear, look no further than DUOTONE. We offer a wide range of top-of-the-line spare parts designed to keep your boom functioning at its best, so you can enjoy a smooth and comfortable ride every time you hit the water. One of our most popular boom spare parts is the Double. Pin. Lock, which is designed to securely hold your boom in place while you ride. This innovative lock features a double-pin design for added strength and security, ensuring that your boom stays firmly attached to your rig no matter how rough the conditions get.