The Bravo Steel Spring Guide w/Ball Bearings is sturdily constructed from S303 Stainless Steel for the Version 6/7 gearbox. And, this spring guide features bearings that prevents the spring from building unnecessary tension by twisting and distorting in its seat.
Model: Steel Spring Guide w/Ball Bearings
Design: Version 6/7
S303 Steel construction
Version 6/7 design