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A. The SIP 03663 Universal Coil Spring Compressor Top Plate is confirmed compatible with SIP models 03657, 03659, and 03661.
A. The kit contains one universal top plate, two retaining springs, four securing screws, and four securing pins — all components required for reliable spring compression.
A. Yes. The universal top plate is designed to be suitable for the majority of general and commonly used spring types, removing the need for multiple claws or clamp systems.
A. Yes. The kit is supplied in a heavy-duty carry case for easy portability and secure storage.
A. The SIP 03663 is a complete kit. It contains all pieces needed for reliable spring compression, including the top plate, retaining springs, securing screws, and securing pins.
A. Standard UK mainland delivery is 3–5 working days. Next-day delivery is available on most products and will appear as an option at checkout where eligible.
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