YY Vertical
YY Vertical Twin Cylinders - Wooden Sloper Grip Trainers (33mm / 55mm, Pair)
YY Vertical Twin Cylinders - Wooden Sloper Grip Trainers (33mm / 55mm, Pair)
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Train Slopers. Build Real Grip Strength.
The YY Vertical Twin Cylinders are designed to develop open-hand strength, forearm conditioning, and grip control-replicating the feel of climbing on slopers and rounded volumes.
Their cylindrical shape creates a demanding grip that engages deep muscles, helping improve precision and strength where it matters most. Whether used for pull-ups, hangs, or warm-ups, they offer a versatile and effective training tool.
Why You'll Love Them
- Sloper-Specific Training - Mimics real climbing holds
- Builds Open-Hand Strength - Essential for modern climbing
- Versatile Use - Hang, pull, or train on the ground
- Portable Setup - Easy to use anywhere
- Comfortable Grip - Smooth, skin-friendly wood
Key Features
- Cylindrical wooden grips (sold in pairs)
- Two diameters available: 33mm or 55mm
- Dual orientation: vertical or horizontal use
- Integrated cord for easy suspension
- Recycled wood construction
- Smooth, non-abrasive finish
Performance Benefits
- Improves grip strength on slopers and volumes
- Builds forearm endurance and control
- Enhances movement precision
- Supports full-body pulling strength
Specifications
33mm version
- Weight: 100g
- Dimensions: 19.5 × 3.3 cm
55mm version
- Weight: 290g
- Dimensions: 19.5 × 5.5 cm
Perfect For
- Intermediate to advanced climbers
- Sloper and volume training
- Home or travel training setups
- Warm-ups before climbing sessions
Features

Two complementary diameters
33 mm for demanding, technical work, 55 mm for developing power and endurance in pliers. Each diameter targets specific capabilities: precision or resistance.

Dual orientation: vertical or horizontal
Suspension in vertical mode for classic gripper work, or in horizontal mode for a wider grip and different arm and shoulder engagement.

Versatile use
Perfect for pull-ups, hang-ups, statics and unilateral work. Ideal as a complement to hangboard to vary muscular demands.

Soft surface, intense grip
Recycled rubber wood: pleasant texture, but without cheating. Natural, non-abrasive grip for long, technical sessions without damaging the skin.
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