The Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 1 carbon stems is what is visible when the dart is fully assembled. Shaft length: 13mmThe Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 2 carbon stems is what is visible when the dart is fully assembled. Shaft length: 18mmThe Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 3 carbon stems is what is visible when the dart is fully assembled. Shaft length: 24mmThe Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 4 carbon stems is what is visible when the dart is fully assembled. Shaft length: 28mmThe Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 5 carbon stems is what is visible when the dart is fully assembled. Shaft length: 31mmThe Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 6 carbon stems is what is visible when the dart is fully assembled. Shaft length: 35mmThe Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 7 carbon stems is what is visible when the dart is fully assembled. Shaft length: 38mmThe Cosmo Fit Shaft Carbon are made from a lightweight and durable carbon material. These black spinning carbon stems have a rounded top to allow the flight to rotate and the slim stem profile is concave in the centre, widening where it meets the flight. The given length of these size 8 carbon stems is what is visible when the dart is fully assembled. Shaft length: 42mm