Highlead GA1398-1 / GA0688-1 (343 Style) Extra Heavy-Duty Cylinder-Bed Compound Feed Sewing Machine

Description

Highlead GA1398-1 / GA0688-1 (343 Style) Extra Heavy-Duty Cylinder-Bed Compound Feed Sewing Machine

Extra heavy-duty single-needle cylinder-bed walking foot lockstitch sewing machine designed for structural assembly, edge binding, and heavy decorative topstitching on dense leathers, thick webbing, and three-dimensional technical goods. Built on the classic 341/343 heavy-duty cylinder platform, the machine utilizes a synchronized unison compound feed mechanism (drop feed, needle feed, and alternating walking presser feet) to grip and advance multi-ply, rigid, or tacky materials smoothly without stitch shortening, ply slippage, or seam shifting. Its large-diameter cylindrical arm provides open 360-degree maneuverability around bulky bag bottoms, structural luggage shells, and tubular shapes.

Constructed on a rigid, vibration-dampened cast-iron frame, the machine is equipped with a large vertical-axis rotary hook and high-capacity bobbin to support extra-thick bonded synthetic threads. A long needle-bar stroke paired with high presser-foot clearance allows operators to climb over dense overlapping cross-seams, reinforced harness points, and multi-layer leather assemblies. Featuring an accessible manual reverse lever for instant backtacking and a fine-pitch stitch length regulator dial, the Highlead 343 platform delivers dependable seam strength and balanced stitch formation for industrial leathercraft, heavy bag manufacturing, and technical upholstery.

Key Features

• Extra heavy-duty single-needle cylinder-bed walking foot lockstitch machine

• Unison compound feed system (needle feed, feed dog, alternating walking feet) for slip-free material transport

• Large-diameter cylindrical arm engineered for easy handling of 3D, tubular, and curved items

• Large vertical-axis hook accommodating thick industrial threads and double-capacity bobbins

• Extra-high presser foot lift clearance for effortless loading and traversing of bulky multi-layer workpieces

• Long needle-bar stroke providing high needle-penetration force through tough genuine leathers and heavy canvas

• Convenient manual reverse feed lever for quick seam reinforcement and backtacking

• Readily compatible with synchronized edge binders for heavy tape binding and edge finishing

• Heavy-duty cast-iron chassis engineered to maintain mechanical alignment under demanding cycle conditions

Specifications

• Brand: Highlead

• Model / Class: 343 Style (GA0688 / GA1398 Series)

• Machine Type: Heavy-Duty Cylinder-Bed Compound Feed Lockstitch Machine

• Stitch Type: 301 Lockstitch

• Number of Needles: 1

• Feed System: Unison Compound Feed (Walking Foot + Needle Feed + Drop Feed)

• Bed Type: Large-Diameter Cylinder Bed (approx. 72–80 mm diameter)

• Maximum Stitch Length: Up to 9–11 mm

• Presser Foot Lift: Up to 10 mm (by hand) / 16–20 mm (by knee lifter)

• Needle Bar Stroke: 38–42 mm

• Hook Type: Large Vertical-Axis Rotary Hook (Large Capacity Bobbin)

• Needle System: DPx17 (135×17) / 7×23 / DYx3

• Needle Size: #20–#26 (Nm 125–230)

• Maximum Sewing Speed: Up to 1,500–2,000 stitches/min

• Lubrication: Manual / Semi-Automatic Reservoir System

Suitable For: Heavy Leather Handbags & Totes • Backpacks & Rucksacks • Travel Luggage & Suitcases • Golf Bags & Sports Equipment • Work Boots & Heavy Footwear • Saddlery & Harness Straps • Marine Canvas & Tents • Tactical Gear & Holsters • Curved Upholstery Panels • Heavy Webbing & Binding Operations