1.This link is only springs replacement for MX switches DIY.The spring quantity is very hard to count,we will put around 110-120 to the bags,if you received the wrong number pls contact us before leaving negative review.This kind of parcel is very little profit since only shipping registed fee need at least usd2.5 now.
2.With springs,you don't need to change switches with desoldering.Just use a tweezer is OK.
3.The options when you order is all actuation weight.
Actuation Weight Bottom-out Weight
35g 45g (+-7 Error)
45g 55g (+-7g Error)
60g 62g(+-7g Error)
62g 67g(+-7g Error)
67g 78g(+-7g Error)
80g 98g (+-7g error)
150g 180g(+-7 error)