Your Transformation Starts Here
Imagine yourself in 30 days: a more toned body, stronger cardio, and calories burned in record time.
Lose up to 4 kg in 30 days and burn over 1,200 calories per week with our premium jump rope.
Ready In 3 Steps.
From box to first jump in under 5 minutes. No tools. No setup. Just results.

Unbox
Open the box and pull out your GripLockFit™ Smart Jump Rope. Everything is included — rope, handles, spare weights, and manual.
2 minutes
Connect the App
Download Renpho Fit on iOS or Android. Pair via Bluetooth in seconds. Set your goal — calories, jumps, or time.
30 seconds
Jump
Hit start and go. The LCD display tracks your jumps in real time. Switch to cordless mode anytime for tight spaces.
Let's goFree UK shipping. 30-day returns.
Every Detail. Engineered.
Five features that separate serious athletes from everyone else.
Bluetooth App Sync
SmartConnect to Renpho Fit on iOS or Android. Track jumps, calories, and session history by day, week, and month.
LCD Handle Display
InstantReal-time stats directly on the handle. Jump count, calories burned, session timer — no phone needed mid-set.
Cordless Mode
AnywhereSwitch to weighted cordless mode in seconds. Same calorie burn, zero space needed. Perfect for small flats or travel.
Pro-Grade Steel Core
DurableSteel cable wrapped in PVC. Tangle-free, wear-resistant, built for daily use on hard floors — tile, concrete, wood.
3 Training Modes
3 ModesFree Jump, Time Countdown, and Count Down modes. Push your limits with structured sessions that actually track results.
Try It. Love It. Or We Pay.
We back every GripLockFit™ rope with a 30-day no-questions-asked guarantee. If it's not for you, we refund everything. Simple.
Trusted by 2,400+ athletes across the UK