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Head Boom Jr. Alternate (2026) Junior Tennis Racket

£91.00 Regular price £110.00
by Head
Low stock - 1 available
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The BOOM ALTERNATE JR TENNIS RACQUET, which has a striking purple design, will supercharge ambitious juniors’ power and confidence.

Purple is Coco Gauff’s favorite color and the tonal purple design of the BOOM ALTERNATE JR – which is endorsed by Gauff and Lorenzo Musetti – offers a striking and progressive look that matches the racquet’s explosive feel. Ambitious juniors aged from 9 to 11 can make a powerful statement with a racquet that combines explosive power with the touch to play delicate drop shots, letting them play modern tennis. The introduction of Hy-Bor, a state-of-the-art material mix that is mainly used in the high-tech aerospace industry, to the racquet’s shaft has improved the perceived stability and power. This model has a construction that is based on the adult MP and MP L racquets in the BOOM series, with smaller dimensions to suit up-and-coming juniors. With the power, confidence and fun that comes from playing with the BOOM ALTERNATE JR, juniors don't have to think about anything else but enjoying the moment and hitting their next shot.

  • Explosive power for ambitious juniors from 9 to 11
  • Hy-Bor enhances perceived stability and the solid impact feel
  • Auxetic 2.0 technology for a more connected feel to the ball
  • Construction based on the adult models BOOM MP L and BOOM MP
  • Smaller dimensions to suit the needs of up-and-coming juniors
  • Endorsed by Coco Gauff and Lorenzo Musetti
  • Tonal purple design – purple is Coco’s favorite color – for a striking and progressive look
Weight

Highweight

245 g / 8.6 oz

Higher weight racquets are designed for kids aged 8-10 (25 inch) and 9-11 (26 inch). They offer young players more control and stability and require more strength than lower weight racquets.

Balance

Even Balanced

320 mm / 0.4 in HL

This racquet offers a balanced feel, providing a mix of control and power. It’s perfect for young players as they grow their skills, making the game easier and more fun.

Head size

Junior Large

645 cm² / 100 in²

With a larger headsize, these racquets provide more power and a bigger sweet spot. Ideal for kids aged 8-10 (25-inch) and 9-11 (26-inch), they help young players hit the ball with more ease and confidence while developing their skills.

String Pattern

Power & Spin

16/19

The 16x19 string pattern, with 16 main and 19 cross strings, is more open, allowing for greater spin and power. The wider spacing between the strings enables the ball to sink deeper, creating more power and responsiveness, making it ideal for aggressive baseline players who rely on spin and speed.

Beam

26 inch

24 mm

Perfect for kids aged 9–11, 26-inch racquets are lightweight, easy to handle, and slightly shorter than adult racquets—helping young players develop control, power, and confidence as they grow into the game.