Timber Creek Glock 17/19/34 Gen 4-5 MOS Cover Plate Red. Machined out of aircraft grade billet aluminum the Timber Creek Slide Cover Plate easily upgrades your Package Contents: Timber Creek Glock 17/19/34 Gen 4-5 MOS Cover Plate Timber Creek GLMCPR: Glock 17/19/34 Gen 4-5 MOS Cover Plate Red