Seiko rack spring SRN720 φ15 GA99-Z9721

商品説明

Material: Body: iron, case: resin
Dimensions // Wire diameter: φ15mm
Specifications//Spring: Beige, SRN700 series exclusive spring

*Seiko rack spring (single unit). Body not included.

◆Please read
⇒About cancellations and returns

○ Seiko Rack SRN700 Series Spring Selection Table

Model		SRN720		SRN750
Adjustment points		B	A	B	A
Tilt load conversion value	KN・m	98～167	157～235	216～382	363～495
Tilt load conversion value	kgf・m	10 to 17	16～24	22～39	37-50.5
Tilt length per Seiko rack (m)
Wood (height) 400mm Unit weight 18kg/m		2.5–4.3	4.0 - 6.1	5.6–9.8	-
Aluminum block (height) 1000mm Unit weight 17kg/m		1.1 to 1.9	1.8–2.7	2.5–4.4	4.2–5.7