Shimano 21 BB-X Technium C4000D TYPE-G SR Spinning Reel

Product Description

The Shimano 21 BB-X Technium C4000D TYPE-G SR is a high-performance right-handed spinning reel built for anglers fishing rocky coasts and piers. Designed with Shimano’s advanced materials and technologies, it combines lightweight construction, smooth operation, and reliable drag for tackling strong saltwater species.

With a gear ratio of 4.6:1, this reel offers 69 cm of line retrieval per handle rotation, ideal for controlled, powerful casts and precise lure presentations. The 10 kg maximum drag and 16+1 bearing system provide consistent control when targeting large fish.

Constructed with a magnesium body, CI4+ rotor, ultra-hard aluminum drive gear, and titanium main shaft, this reel is strong, corrosion-resistant, and optimized for saltwater performance. It handles both nylon and PE lines efficiently, making it versatile for various fishing techniques.

🔑 Key Specifications

• Brand: Shimano

• Model: 21 BB-X Technium C4000D TYPE-G SR

• Gear Ratio: 4.6

• Maximum Drag: 10 kg

• Maximum Braking Force: 10 kg

• Weight: 255 g

• Winding Length: 69 cm per handle turn

• Line Capacity (Nylon):

  • 3.5 – 170 m

  • 4 – 150 m

  • 5 – 125 m

• Line Capacity (PE):

  • 1 – 490 m

  • 1.5 – 320 m

  • 2 – 240 m

• Spool Diameter / Stroke: 48 mm / 14.5 mm

• Handle Length: 50 mm

• Bearings: 16 ball bearings + 1 roller bearing

• Body Material: Magnesium

• Rotor Material: CI4+

• Drive Gear Material: Ultra-hard aluminum

• Main Shaft Material: Titanium

• Hand Orientation: Right-handed

• Recommended Use: Rock, pier, and coastal saltwater fishing

📏 Line Capacity Table

✅ Features & Benefits

• Precision Gear Ratio: 4.6:1 provides controlled and powerful line retrieval

• Strong Drag System: 10 kg max drag for superior fish control

• Lightweight & Durable: 255 g magnesium body with CI4+ rotor reduces fatigue

• Smooth Operation: 16+1 bearings ensure ultra-smooth rotation

• Advanced Materials: Titanium shaft and ultra-hard aluminum gears resist corrosion

• Versatile Line Handling: Supports both nylon and PE lines for multiple fishing techniques

• Optimized for Rock & Pier Fishing: Excellent for saltwater species in coastal environments