Introduzione
This manual provides instructions for the safe and effective use of your ProMaster Camera Phone Tripod Mount Model 3421. Please read this manual thoroughly before use and retain it for future reference. This device is designed to securely attach smartphones to tripods or other mounting systems equipped with a standard 1/4"-20 screw.
Product Overview
The ProMaster Camera Phone Tripod Mount Model 3421 features an adjustable opening to accommodate various smartphone sizes and a durable metal 1/4"-20 female thread for universal compatibility with tripods and monopods.

Figura 1: Latu view of the ProMaster Camera Phone Tripod Mount, showing its compact design.

Figura 2: Top view of the mount, illustrating the adjustable opening with a measurement scale and the 1/4"-20 female thread mount.
Istituisci
- Attaccà à u treppiede: Locate the 1/4"-20 female thread at the base of the phone mount. Screw the mount onto the 1/4"-20 male screw of your tripod or monopod until it is securely fastened. Do not overtighten.
- Inserite u smartphone: Gently pull the top jaw of the mount upwards to open the adjustable grip. Carefully place your smartphone into the mount, ensuring it is centered and the jaws securely hold the device without obstructing buttons or ports. The mount accommodates phones with a minimum width of 2 inches and a maximum width of 3 3/4 inches.
- Verificate a stabilità: Once the phone is in place, ensure it is firmly held and does not wobble. Adjust the phone's position if necessary.
Istruzzioni di funziunamentu
- Adjusting Phone Position: The mount allows for both vertical and horizontal phone orientation, depending on your tripod head's capabilities. Ensure the phone is balanced to prevent tipping.
- Presa sicura: The spring-loaded mechanism provides a strong grip. Always check that your phone is fully seated and held firmly before leaving it unattended.
- Removing Smartphone: To remove your smartphone, gently pull the top jaw upwards to release the tension and carefully lift the phone out of the mount.
Mantenimentu
- Pulizia: Use a soft, dry cloth to clean the mount. Avoid abrasive cleaners or solvents that could damage the material.
- Conservazione: Store the mount in a cool, dry place away from direct sunlight and extreme temperatures when not in use.
- Ispezione: Periodically inspect the mount for any signs of wear or damage, especially the spring mechanism and the 1/4"-20 thread. Do not use if damaged.
Risoluzione di prublemi
| Prublemu | Causa Possibile | Soluzione |
|---|---|---|
| Smartphone does not fit in the mount. | Smartphone dimensions exceed the mount's capacity. | Ensure your smartphone's width is between 2 inches and 3 3/4 inches. Remove bulky cases if necessary. |
| Mount feels unstable on the tripod. | Mount not securely attached to the tripod. | Tighten the mount onto the tripod's 1/4"-20 screw until firm. Check the tripod's stability as well. |
| Phone slips out of the mount. | Phone not properly seated or mount is damaged. | Ensure the phone is centered and fully gripped by the jaws. Inspect the spring mechanism for damage. If damaged, discontinue use. |
Specificazioni

Figura 3: Dimensions of the ProMaster Camera Phone Tripod Mount.
- Mudellu: 3421
- Marca: ProMaster
- Materiale: Metallu
- Filu di montaggio: Metal 1/4" - 20 female thread
- Minimum Opening: 2 inches (5.08 cm)
- Apertura massima: 3 3/4 inch (9.53 cm)
- Dimensioni di u pruduttu (H x L x P): 2 5/8" x 2 3/16" x 1 1/4" (approx. 6.67 cm x 5.56 cm x 3.18 cm)
- Pesu di l'articulu: 1.6 ounces (45.36 grammi)
- Dispositivi cumpatibili: Smartphones
- Limitu di pesu: 6.6 Pounds (3 kg) - Note: This refers to the maximum weight the mount itself can support, not the phone's weight.
Garanzia è Supportu
For detailed warranty information, product registration, or technical support, please visit the official ProMaster websitu o cuntattate u rivenditore da quale avete acquistatu u pruduttu. Conservate a vostra prova d'acquistu per e richieste di garanzia.
ProMaster Official Websitu: ProMaster Store on Amazon





