Belt:

Focus: A belt that offers a high Maximum Life, along with resistances and strength bonuses, will bolster your durability.
Type: Fine or Ornate belts can work well until you can upgrade with better rare or unique options.
Jewelry
Rings & Amulets:
Focus: Look for pieces that boost Dexterity (for accuracy and evasion) and resistances. Bonuses to Path of exile currency physical and elemental damage further enhance your DPS.
Trade & Crafting: Use POE 2 currency to trade for or craft jewelry that meets these needs—your DPS scales directly with the quality of your gear.
Quiver
Quiver:
Focus: A quiver with modifiers that enhance projectile skills is critical. Look for:
Increased attack speed.
Additional projectiles.
Bonuses to the level of projectile skills.
Effect: This improves your overall damage output, especially with grenade-based skills that rely on projectiles.
Recommended Unique Items
Weapon Unique:
Example: If you're opting for a unique bow, items that scale with grenade or projectile damage can simplify your rotation.
Quiver Unique:
Example: Unique quivers that boost the stats of your projectile skills are highly valuable. They can provide a significant damage boost and help overcome early-game gear limitations.
Other Unique Options:
Look for inexpensive unique items that support your build’s key areas. Even low-cost uniques can be game-changers if they provide additional explosive damage, enhanced attack speed, or specific bonuses for Path of exile currency for sale grenade skills.