Castle Nut Driver for Aprilia RS125 Diagnosis & Measurement - Features flip lid for

- Features flip lid for added screen protection and storage of leads

If you're stripping a multi cylinder engine you can use it to mark up the pistons

soldering etc

though we have never found the need to alter the factory setting on ours

using safety wire to secure components finds many applications in high performance and classic road cars also

Castle Nut Driver for Aprilia RS125 Diagnosis & Measurement - Features flip lid forCastle nut socket for Aprilia RS125 swinging arm. This socket can be driven by either a 19mm socket or spanner. Made from medium carbon steel, heat treated and chrome plated Dimensions: External Diameter 30mm, Internal diameter 24. 5, Lugs 4mm x 5mm x 4off