Leviton's compression crimp-on and twist-on connectors are ideal for more specialized A/V applications. Compression connectors available stand alone or with QuickPort housings offer an airtight seal and secure fitting for increased cable retention. Crimp-on and twist-on connectors are an economical solution for less demanding applications. QuickPort Compression F-Connector White. Compression F-connectors offer high quality installations using quad shield cable RG-6 connectors available in one- and two-piece twist- and crimp-on styles Compression terminations