Oversized, anodized 6061 T6 aluminum construction is ultralight, corrosion-resistant and incredibly durable||Oversized knob to fix the position of a 360-degree rotating clamp, providing easy access to all parts of your bicycle||Strong clutch design holds bike at any angle for repairs: 45% greater grip than Pro Elite||New, ratcheting and rotating crank for jaw closure is faster and one-hand operable: closes 60% faster than Pro Elite||Clamp opening up to 2.6" (6.6cm) accommodates the largest diameter frame tubesview less