




The TOOPRE Mechanical Line Pull Disc Brake Caliper is made from high-strength die-cast aluminum with a powder-coated anti-corrosion finish for durable everyday use. Designed with a reinforced one-piece structure, extended drive arm, and fine adjustment system, it offers practical performance and easier maintenance. Available in front (F160/R140) and rear (F180/R160) versions, this mechanical disc brake caliper is suitable for bicycle brake replacement, upgrade, and modification applications. Weight is approximately 215g per piece.
The TOOPRE Mechanical Line Pull Disc Brake Caliper is designed for riders looking for a durable and practical braking upgrade for bicycles and similar compatible applications. Made from high-strength die-cast aluminum with a powder-coated surface, this brake caliper is built for solid structure, corrosion resistance, and everyday reliability.
According to the product images and provided information, this model features a one-piece reinforced design, an extended drive arm, and fine adjustment structure for more convenient setup and brake feel tuning. The caliper is shown with a large rectangular pad opening that allows easier brake pad replacement, while the contact area design helps promote more even friction between the disc and pad.
This product is offered in front and rear specifications. The front version is marked F160 / R140, while the rear version is marked F180 / R160. Product images also show compatibility references for PM (direct mount / straight-mounted) and IS (side-mounted) installation scenarios, along with a 44mm installation hole center distance and 160mm standard 6-bolt disc reference. Weight shown in the images is approximately 213.19g for the front brake and 218.31g for the rear brake, which aligns with the provided weight range of about 215g each.
The product images highlight several practical construction details. The caliper uses a reinforced one-piece structure intended to provide stable braking support. An inner steel / outer plastic bushing structure is shown for fine rotational adjustment, while the threaded hardware and 10.9-grade screws are described as tightly assembled for stable use.
A push screw adjustment design is also shown, allowing the brake pad to move closer to the disc as the pad wears over time, helping shorten brake stroke and maintain braking feel. In addition, the vertical locking pin and common brake pad specification design shown in the images make replacement and maintenance more convenient.
| Item | Details |
|---|---|
| Brand | TOOPRE |
| Product name | Mechanical Line Pull Disc Brake Caliper |
| Material | Die-cast aluminum |
| Finish | Plastic powder spray coating |
| Type | Mechanical disc brake caliper |
| Front specification | F160 / R140 |
| Rear specification | F180 / R160 |
| Weight | Front approx. 213.19g / Rear approx. 218.31g |
| General weight reference | About 215g each |
| Mount reference | PM / IS shown in product images |
| Installation hole center distance | 44mm |
| Disc reference shown | 160mm, standard 6-hole installation |
According to the images, the front brake caliper set includes the brake clamp assembly, long screws, short screws, convex gaskets, and a conversion / mounting piece. The rear brake caliper set is shown with a similar included accessory layout.
The product images indicate:
This makes the caliper suitable for riders seeking a mechanical disc brake replacement or upgrade for mountain bikes, modified bicycles, and other compatible cycling applications.

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