The Pro EXP Stage 3 Kit allows you to expand your PowerBlock Pro EXP dumbbells to 90 lbs.

Complete Your Set - Progress To 40.8 kg When You’re Ready

Designed exclusively for the Pro EXP adjustable dumbbells, this Stage 3 Expansion Kit expands your weight set to 40.8 kg.

Pro EXP Stage 3 Kit (up to 40.8 kg)

Warning: Order cancellations and returns are subject to a 20% processing/restocking fee. 

This Stage 3 Expansion Kit works only with the Pro EXP Stage 1 (2.3–22.7 kg) and Stage 2 (22.7-31.8 kg) set.

Compatible with the Pro EXP and U90 series only. Check compatibility here. If you are unsure of compatibility, please contact customer service.

A pair of Stage 3 PowerBlock EXP weights (one for each dumbbell) in a single box

Red and grey color coded rails for quick weight identification

Everything needed to expand your existing PowerBlock EXP set to 40.8 kg per hand

Completes the set by expanding to the full 40.8 kg range in 4.5 kg increments, giving you a progressive, space‑efficient path for heavier training in home or limited‑space environments.

Check Compatibility
Sold as a pair
Free shipping1
5 year residential warranty - not valid for commercial use

Upgrade Your Pro EXP Dumbbells

For users with the Pro EXP series, this Stage 2 Expansion Kit is designed to enhance your existing set by increasing the weight range of your dumbbells from 31.8 kg to 40.8 kg per dumbbell.

Key Features:

  • Increased Weight Capacity: Add two 4.5 kg weights per dumbbell to take your Pro EXP dumbbells from 31.8 kg to 40.8 kg. Perfect for advanced strength training and progressive overload.
  • Sold in Pairs: Each kit includes two 4.5 kg weights, one for each dumbbell, allowing you to maintain an even weight distribution for a balanced workout.
  • Seamless Compatibility: This kit is specifically designed for use with the Pro EXP series and integrates effortlessly into your existing dumbbell setup.

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Compatible With

  • Pro Series
    • Pro EXP
  • Urethane Series
    • U90 (Urethane 90)

Not Compatible With

  • Classic Series
    • Classic 45
    • Classic 50
    • Classic 50 Plus
    • Classic Personal Trainer
  • Commercial Series
    • Commercial Pro 50
    • Commercial Pro 90
    • Commercial Pro 100
    • Commercial Pro 125/175
    • Commercial Club 125/175
  • Elite Series
    • Elite EXP
    • Pre 2012 Elite USA
    • Elite USA 90
  • Other Series
    • Personal Plus
    • THE BLOCK
  • Pro Series
    • Pro 32
    • Pro Rexan
    • Pro 100 EXP
    • Pro 50
  • Sport Series
    • Sport 24
    • Sport 2.4 - Steel
    • Sport 5.0
    • Sport 5.5
    • SportBlock 21
    • Sport 9.0
    • Sport EXP
    • Sport 50
  • Urethane Series
    • U20 (Urethane 20)
    • U32 (Urethane 32)
    • U33 (Urethane 33)
    • U50 (Urethane 50)
    • U70 (Urethane 70)