Here is a 6 piece kit to convert the normal after market shift knob from 16mm to other common metric thread sizes. We made our inserts from brass to eliminate seizure, which is all too common with aluminum. The included shifter threads are: 10mm X 1.50, 12mm X 1.25, 12mm X 1.75. Included are jam nuts and instructions.

Here is an 8 piece kit to convert the normal after market shift knob from 16mm to U.S. common thread sizes. We made our inserts from brass to eliminate seizure, which is all too common with aluminum. The included shifter threads are: 3/8"X16, 3/8"X24, 5/16"X18, and 1/2"X20. Included are jam nuts and instructions.

Here is an 8 piece kit to convert the normal after market shift knob from 16mm to U.S. common thread sizes. We made our inserts from brass to eliminate seizure, which is all too common with aluminum. The included shifter threads are: 3/8"X16, 3/8"X24, 5/16"X18, and 1/2"X20. Included are jam nuts and instructions.

Here is an 8 piece kit to convert the normal after market shift knob from 16mm to U.S. common thread sizes. We made our inserts from brass to eliminate seizure, which is all too common with aluminum. The included shifter threads are: 3/8"X16, 3/8"X24, 5/16"X18, and 1/2"X20. Included are jam nuts and instructions.