Steeringblocks in 7075 T6 Aluminium for Serpent Cobra. Exteremely Stiff and durable, Ideal bearing-fit, Precision machined, Great appears, Grey anodised. Spring Metal Bushings and Shims included. No Mods required, Direct replacement. Appropriate items Steeringblock L+R (#600137) Bushing / Spacer Steering Block Aluminum (8) (#600343)